![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_a82c1f3305b6dd53c708d3d7ef004fef.svg) | 4-Iodo-2,5-dimethoxyphenylisopropylamine | IC50 | 2.5 [1], 3.2 [2], 3.5 [3], 4.0 [4] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_a82c1f3305b6dd53c708d3d7ef004fef.svg) | 4-Iodo-2,5-dimethoxyphenylisopropylamine | Ki | 1.6 [1], 2.0 [2], 42.7 [3] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_d18403d0f5d9853ddeee0383ca83ab4a.svg) | Serotonin | Ki | 12.0 [1], 13.0 [2], 13.49 [3] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_4b9c1f50c88f6f316f4ab191bc3b47c0.svg) | 1-(3-Chlorophenyl)piperazine | Ki | 10.0 [1], 24.0 [2], 32.0 [3] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_8c6a9763ab32e45800bf57bba14d9d61.svg) | 6-Chloro-5-methyl-1-((2-(2-methylpyrid-3-yloxy)pyrid-5-yl)carbamoyl)indoline | Ki | 100.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_90612f049529a22d888de4121f4089a4.svg) | 4-N-(3-Bromophenyl)-1,3,5-triazaspiro[5.5]undeca-1,4-diene-2,4-diamine | IC50 | 33.4 [1], 35.4 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_90612f049529a22d888de4121f4089a4.svg) | 4-N-(3-Bromophenyl)-1,3,5-triazaspiro[5.5]undeca-1,4-diene-2,4-diamine | Ki | 5.8 [1], 6.2 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_a7e11d7bcee94c9af8c42c557a082c25.svg) | Chlorpromazine | Ki | 39.81 [1], 52.0 [2], 80.0 [3] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_abaf387535b47aae3a9dfa84743be0c3.svg) | Aripiprazole | Ki | 0.36 [1], 1.26 [2], 1.4 [3] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_8db73a33a61341eb5abe3709d64413ee.svg) | SB 243213 | Ki | 100.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_6c9b9c969df91674f7a8452cbb5e1ea4.svg) | 1-(8-Bromo-2,3,6,7-tetrahydrobenzo[1,2-b:4,5-b']difuran-4-yl)propan-2-amine | Ki | 1.15 [1], 1.6 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_0681ff41984d7633d3d045cc9f51d1e2.svg) | N-(Diaminomethylidene)-9-hydroxy-9-methylfluorene-2-carboxamide;hydrochloride | IC50 | 52.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_0681ff41984d7633d3d045cc9f51d1e2.svg) | N-(Diaminomethylidene)-9-hydroxy-9-methylfluorene-2-carboxamide;hydrochloride | Ki | 4.3 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_76368d7656e31c97fd3b86e34646a8ce.svg) | Pulicatin A | IC50 | 30000.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_76368d7656e31c97fd3b86e34646a8ce.svg) | Pulicatin A | Ki | 505.0 [1], 510.0 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_245c76458692cdd8faccd8240cb74f96.svg) | N-[2-(1,3-Benzodioxol-5-yl)ethyl]-N-[2-(3,4-dimethoxyphenyl)ethyl]-3-phenylpropan-1-amine | IC50 | 794.33 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_245c76458692cdd8faccd8240cb74f96.svg) | N-[2-(1,3-Benzodioxol-5-yl)ethyl]-N-[2-(3,4-dimethoxyphenyl)ethyl]-3-phenylpropan-1-amine | Ki | 26.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_1d9e97536ce50e95d708a066c492344d.svg) | N-[2-(1H-Indol-3-yl)ethyl]-1-(4-phenylbenzoyl)piperidine-4-carboxamide | IC50 | 14.1 [1], 18.7 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_1d9e97536ce50e95d708a066c492344d.svg) | N-[2-(1H-Indol-3-yl)ethyl]-1-(4-phenylbenzoyl)piperidine-4-carboxamide | Ki | 4.5 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_c70f5b79af37726016ec15cea0b55e94.svg) | Propranolol | IC50 | 5011.87 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_c70f5b79af37726016ec15cea0b55e94.svg) | Propranolol | Ki | 218.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_8159b09a6bebd9e5751360e57f770ab8.svg) | Clozapine | Ki | 3.16 [1], 7.18 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_be4565ca8c20c1d9804fa640fd1584d5.svg) | Risperidone | Ki | 15.0 [1], 19.95 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_8b78ef0953132cb6729f40caa0d6bbea.svg) | Olanzapine | Ki | 6.31 [1], 36.0 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_c871e436119b1d6f92ea7571ed4647e5.svg) | Quetiapine | Ki | 135.9 [1], 251.19 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_61ac18529dc29ce93ca24de10a3f2090.svg) | Raloxifene | Ki | 69.0 [1], 226.0 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_832f8b881d666a1aecd2965f872e6a0e.svg) | Methysergide | Ki | 0.36 [1], 7.6 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_01a74ff12e6bf089ced324ef974b490e.svg) | Cisapride | Ki | 39.81 [1], 70.0 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_89a5e3b9a9a6b2e7c7c4f968ee201527.svg) | Ketotifen | Ki | 29.0 [1], 31.62 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_6c11a6d6a1363a474591e7c33f77ae0d.svg) | Methylergonovine | Ki | 0.8 [1], 0.96 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_45c1aadac85e3a79ecc80a159f263e7f.svg) | Lorcaserin | Ki | 1.3 [1], 189.0 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_7b67e72b60da6dd014b9311c9cd9a3a0.svg) | alpha-Methyl-5-HT | Ki | 13.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_fed9265123305d0b23682e51d5343c2a.svg) | IB-Meca | Ki | 1080.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_ee44ce672bb8386ad1010dafd53c13b2.svg) | (R)-3-((2-(2-(4-Methylpiperidin-1-yl)ethyl)pyrrolidin-1-yl)sulfonyl)phenol | Ki | 5.0 [1], 10000.0 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_7e57173ba4eb409c0a7a3a4a82bd6a34.svg) | (S)-2-(6-Chloro-5-fluoro-indol-1-yl)-1-methyl-ethylamine | Ki | 5.1 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_0a23e9698c8e0bf1d4138114f3fb8c14.svg) | (R)-1-(4-Iodo-2,5-dimethoxyphenyl)propan-2-amine | Ki | 18.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_af1061b20200eceb53eed37c16de76c5.svg) | S1RA | IC50 | 4700.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_af1061b20200eceb53eed37c16de76c5.svg) | S1RA | Ki | 328.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_de08c91d72b0cc9ffab56ff04745047d.svg) | 4-(4-Fluoronaphthalen-1-yl)-6-isopropylpyrimidin-2-amine | IC50 | 0.7 [1], 19.0 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_72fede792c4ac76d99a79502cdb62e57.svg) | 5-Methoxy-alpha-methyltryptamine | Ki | 7.8 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_6c2ee84ad932cd45450bbfd18d889434.svg) | 6-Chloro-5-methyl-N-quinolin-5-yl-2,3-dihydroindole-1-carboxamide | IC50 | 13.0 [1], 64.0 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_7e67dc53b9dda9b460fb3afbfa5076d7.svg) | N,N-Diallyl-5-methoxytryptamine | Ki | 31.62 [1], 58.88 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_a4d5d0e2fba3e84871d4fe0ec62b9e35.svg) | ATC-0175 free base | IC50 | 9.66 [1], 150.0 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_2a0fcd3cecc6dabe072e7f4ad349266c.svg) | 2-Phenethyl-5-hydroxychromone | IC50 | 8912.51 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_2a0fcd3cecc6dabe072e7f4ad349266c.svg) | 2-Phenethyl-5-hydroxychromone | Ki | 2454.71 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_18f43cd0857f2a733c9c1c4669fd7424.svg) | SB 221284 | Ki | 12.59 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_175b873043244163fca23c2f766684b3.svg) | PRX-08066 free base | IC50 | 3.5 [1], 270.0 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_9945037a409ea84fdcf592611f5b5b93.svg) | Thalictruberine | Ki | 543.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_5ca96ac3a5f8800aef35c95d0202d17d.svg) | N~2~-(3-Bromophenyl)-6,6-dimethyl-1,6-dihydro-1,3,5-triazine-2,4-diamine | IC50 | 327.6 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_5ca96ac3a5f8800aef35c95d0202d17d.svg) | N~2~-(3-Bromophenyl)-6,6-dimethyl-1,6-dihydro-1,3,5-triazine-2,4-diamine | Ki | 20.5 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_030c2ff6b847f83dcc25d71b6b8f032e.svg) | 3-(Benzenesulfonyl)-N,5,7-trimethylpyrazolo[1,5-a]pyrimidin-2-amine | IC50 | 5130.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_030c2ff6b847f83dcc25d71b6b8f032e.svg) | 3-(Benzenesulfonyl)-N,5,7-trimethylpyrazolo[1,5-a]pyrimidin-2-amine | Ki | 1040.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_850395749223cdae413860bd86bdc57d.svg) | 7-[4-[4-(2,3-Dichlorophenyl)-1,4-diazepan-1-yl]butoxy]-3,4-dihydro-1H-quinolin-2-one | Ki | 0.6 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_778069475013af06b99691ff220bf949.svg) | 5-Chloro-N-[4-methoxy-3-(4-methylpiperazin-1-yl)phenyl]-3-methyl-1-benzothiophene-2-sulfonamide | Ki | 1000.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_0335addb05f06891147ee5c559e852f2.svg) | N~4~-(3-Methylphenyl)-1,3,5-triazaspiro[5.5]undeca-1,3-diene-2,4-diamine | IC50 | 459.4 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_0335addb05f06891147ee5c559e852f2.svg) | N~4~-(3-Methylphenyl)-1,3,5-triazaspiro[5.5]undeca-1,3-diene-2,4-diamine | Ki | 19.8 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_b970bfc32960631eb3e46924ed1918d9.svg) | Watasemycin A | Ki | 3922.0 [1], 4700.0 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_fd065953e4b66d47cc8036e5651f6110.svg) | Watasemycin B | Ki | 3900.0 [1], 4695.0 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_27ccfa0ce2f8d882d77352e066891fc9.svg) | (4-(1H-Benzo[d]imidazol-2-yl)piperidin-1-yl)(phenyl)methanone | IC50 | 10000.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_ca71a72ee52d7ceaf542abd7f6f3fd23.svg) | Ethyl 3-[(4-amino-1,3,5-triazaspiro[5.5]undeca-2,4-dien-2-yl)amino]benzoate | IC50 | 27.3 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_ca71a72ee52d7ceaf542abd7f6f3fd23.svg) | Ethyl 3-[(4-amino-1,3,5-triazaspiro[5.5]undeca-2,4-dien-2-yl)amino]benzoate | Ki | 7.2 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_d3f35dd31858cf7c5d76f36c19613ad1.svg) | (4R,10As)-7-Chloro-4,6-dimethyl-1,2,3,4,10,10a-hexahydro-pyrazino[1,2-a]indole | Ki | 19.0 [1], 40.0 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_cc82d2c8cafab0579f301f123b1a5b2b.svg) | (4S,6R)-11-Bromo-9-methoxy-2-oxatricyclo[6.3.1.04,12]dodeca-1(11),8(12),9-trien-6-amine | Ki | 255.0 [1], 263.0 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_d0426f662bb0fdbe4ea19f29c3367d62.svg) | 5-Methoxy-N-[6-(2-methylpyridin-3-yl)oxypyridin-3-yl]-6-(trifluoromethyl)-2,3-dihydroindole-1-carboxamide | Ki | 50.12 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_cdc969466338106ff9ddf0865b063d88.svg) | Pulicatin B | IC50 | 18000.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_cdc969466338106ff9ddf0865b063d88.svg) | Pulicatin B | Ki | 130.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_f60380bd4d1c19ebadd44f8a4ccd8534.svg) | Aerugine | Ki | 1360.0 [1], 1400.0 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_524df93d435af72d9d58114543f72e55.svg) | Pulicatin G | Ki | 1260.0 [1], 1300.0 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_9091a4a162142ab0048771e1a1ca22bf.svg) | Pulicatin F | Ki | 1000.0 [1], 1031.0 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_2eeec4838887dcfd828eda7df4a4407b.svg) | (4R,10Ar)-7-Chloro-4,6-dimethyl-1,2,3,4,10,10a-hexahydro-pyrazino[1,2-a]indole | Ki | 3.2 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_f1306bea110b5b508f757f8eebf599db.svg) | N-Cyclohexyl-8-fluoro-3,3a,4,9b-tetrahydrothiochromeno[4,3-c][1,2]oxazole-1-carboxamide | IC50 | 42.66 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_f1306bea110b5b508f757f8eebf599db.svg) | N-Cyclohexyl-8-fluoro-3,3a,4,9b-tetrahydrothiochromeno[4,3-c][1,2]oxazole-1-carboxamide | Ki | 42.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_64b71e1d55efb4c6d312dfa5d78a9780.svg) | (8S)-N-[2-(3-Fluorophenyl)ethyl]pentacyclo[5.4.0.02,6.03,10.05,9]undecan-8-amine | Ki | 6983.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_342bf52b565393757da660b8424cc958.svg) | (8S)-N-[2-(3-Fluorophenyl)ethyl]-N-methylpentacyclo[5.4.0.02,6.03,10.05,9]undecan-8-amine | Ki | 6086.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_7b6e651dd1176da56cf46d87f01bfbda.svg) | 5-Methyl-1,5-diazapentacyclo[10.8.1.02,7.08,21.013,18]henicosa-2(7),8(21),9,11,13,15,17-heptaene | Ki | 104.0 [1], 104.71 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_860e4be09e2f1a5a0967387bc4bbef83.svg) | N~2~-Phenyl-1,3,5-triazaspiro[5.5]undeca-1,3-diene-2,4-diamine | IC50 | 1641.3 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_860e4be09e2f1a5a0967387bc4bbef83.svg) | N~2~-Phenyl-1,3,5-triazaspiro[5.5]undeca-1,3-diene-2,4-diamine | Ki | 151.3 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_84b4bf0f26db050d6cc533198da38e36.svg) | 5-Methyl-1-[2-(pyridin-2-ylmethyloxy)pyridin-5-ylcarbamoyl]-6-trifluoromethylindoline | Ki | 31.62 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_32c35ab39bbcafd2a17564767124cda8.svg) | 2-Chloro-N-[(3-chlorophenyl)methyl]-7H-purin-6-amine | IC50 | 890.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_32c35ab39bbcafd2a17564767124cda8.svg) | 2-Chloro-N-[(3-chlorophenyl)methyl]-7H-purin-6-amine | Ki | 2160.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_75d1279b7668dbd4b5653199b43b6beb.svg) | (2R)-1-(4-Bromo-2,3,6,7-tetrahydrofuro[2,3-f][1]benzofuran-8-yl)propan-2-amine | Ki | 1.15 [1], 1.6 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_9e87b474cba083c45bd9679c5469566b.svg) | 2-(8-Methoxy-2,3,5,6-tetrahydrofuro[3,2-f][1]benzofuran-4-yl)ethanamine | Ki | 205.0 [1], 301.5 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_61e12ba45b7b009eba74a5d29095076c.svg) | 6,7-Dimethoxy-2,3-dihydrobenzofuran-4-ethanamine | Ki | 311.0 [1], 523.0 [2] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_e46502595c4100542cabd15a45a0595f.svg) | (9R)-N-(Diaminomethylidene)spiro[fluorene-9,2'-oxolane]-2-carboxamide | IC50 | 73.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_e46502595c4100542cabd15a45a0595f.svg) | (9R)-N-(Diaminomethylidene)spiro[fluorene-9,2'-oxolane]-2-carboxamide | Ki | 5.1 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_29e2443925443f12e61abb690fcee175.svg) | (9S)-N-(Diaminomethylidene)spiro[fluorene-9,2'-oxolane]-2-carboxamide | IC50 | 35.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_29e2443925443f12e61abb690fcee175.svg) | (9S)-N-(Diaminomethylidene)spiro[fluorene-9,2'-oxolane]-2-carboxamide | Ki | 2.7 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_f57cec03fb7978f6b801702f78232163.svg) | 4-N-(3-Chlorophenyl)-1,3,5-triazaspiro[5.5]undeca-1,4-diene-2,4-diamine | IC50 | 46.9 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_f57cec03fb7978f6b801702f78232163.svg) | 4-N-(3-Chlorophenyl)-1,3,5-triazaspiro[5.5]undeca-1,4-diene-2,4-diamine | Ki | 6.3 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_54a82fd03f8499381184b8fc81d714c1.svg) | Ethyl 3-[[4-(dimethylamino)-1,3,5-triazaspiro[5.5]undeca-1,4-dien-2-yl]amino]benzoate | IC50 | 284.5 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_54a82fd03f8499381184b8fc81d714c1.svg) | Ethyl 3-[[4-(dimethylamino)-1,3,5-triazaspiro[5.5]undeca-1,4-dien-2-yl]amino]benzoate | Ki | 38.5 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_14ca1432e9f631d0a4aa6f4baeea7d81.svg) | 3-[(2-Amino-1,3,5-triazaspiro[5.5]undeca-1,4-dien-4-yl)amino]-N-ethylbenzamide | IC50 | 104.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_14ca1432e9f631d0a4aa6f4baeea7d81.svg) | 3-[(2-Amino-1,3,5-triazaspiro[5.5]undeca-1,4-dien-4-yl)amino]-N-ethylbenzamide | Ki | 27.5 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_d0a797ceab60991678842aa636426f47.svg) | 4-N-(3-Iodophenyl)-1,3,5-triazaspiro[5.5]undeca-1,4-diene-2,4-diamine | IC50 | 23.3 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_d0a797ceab60991678842aa636426f47.svg) | 4-N-(3-Iodophenyl)-1,3,5-triazaspiro[5.5]undeca-1,4-diene-2,4-diamine | Ki | 1.7 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_2160826e61d66313043b39d8c401061f.svg) | N-(Diaminomethylidene)spiro[fluorene-9,2'-oxolane]-2-carboxamide;hydrochloride | IC50 | 55.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_2160826e61d66313043b39d8c401061f.svg) | N-(Diaminomethylidene)spiro[fluorene-9,2'-oxolane]-2-carboxamide;hydrochloride | Ki | 5.1 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_d0ce16e5dffbda5b494572f6ed342ef6.svg) | (7S)-7-[(5-Fluoro-2-methylphenyl)methoxy]-2-[(2R)-2-methylpiperazin-1-yl]-6,7-dihydro-5H-cyclopenta[b]pyridine | IC50 | 28.0 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_d0ce16e5dffbda5b494572f6ed342ef6.svg) | (7S)-7-[(5-Fluoro-2-methylphenyl)methoxy]-2-[(2R)-2-methylpiperazin-1-yl]-6,7-dihydro-5H-cyclopenta[b]pyridine | Ki | 7.7 [1] |
![](https://images.aatbio.com/dataset/ic50/serotonin-2b-5-ht2b-receptor_688e5187c25a2e7eb80c6223a3e7777b.svg) | 5-(4-(2-Quinolylmethoxy)phenyl)-6-(4-fluorophenyl)pyridine-2(1H)-one | IC50 | 6.7 [1], 220.0 [2] |