| Ligand | pKi value | | Method | Comment |
| (R)-3-[2-(trifluoromethyl)phenoxyl]-1- azabicyclo[2.2.2.]octane ethanedioate | >5.7 | | 1-01501 | |
| 1-(3-fluoro-2-pyridinyl)-piperazine.2HCl | 7 | | 1-01501 | |
| 1-(3-methoxyphenyl)piperazine (Z)-2-butenedioate (1:1) | 6 | | 1-01501 | |
| 1-(3-methoxyphenyl)piperazine (Z)-2-butenedioate (1:1) | >5.1 | | 1-01501 | |
| 1-(4-methoxyphenyl)piperazine dihydrochloride | <5.1 | | 1-01501 | |
| 2-methyl-1-[1-[3-(5-pyrimidinyl)phenyl]butyl] -1H-benzimidazole(E)-2-butenedioate | <5.7 | | 1-01501 | |
| 4,5-dihydro-8-methoxy-1H-benz[g]indole -1-ethanamine(E)-2-butenedioate (1:1) | 5.2 | | 1-01501 | |
| 4-(5,6,7,8-tetrahydroimidazo[1,5-a]pyridin-5-yl) benzonitrile monohydrochloride | <5.1 | | 1-01501 | |
| BHT 933 | 5.6 | | 1-01501 | |
| KB-2796 | 5.7 | | 1-01501 | |
| KB-2796 | 5.7 | | 1-01501 | |
| KB-2796 | 7.6 | | 1-01501 | |
| LPA | <5.6 | | 1-01501 | |
| MCPP | 6.8 | | 1-01501 | |
| N-[2-(3,4-dimethoxyphenyl)ethyl]-N-methyl-N'- [2-[(phenylmethyl)thio]phenyl]-1,2-ethanediamine | 6 | | 1-01501 | |
| N-[2-(3,4-dimethoxyphenyl)ethyl]-N-methyl-N'- [2-[(phenylmethyl)thio]phenyl]-1,2-ethanediamine | >5.7 | | 1-01501 | |
| OMPP | 6.2 | | 1-01501 | |
| OMPP | 6.5 | | 1-01501 | |
| OMPP | >5.6 | | 1-01501 | |
| SKF 83742 HCl | 6.6 | | 1-01501 | |
| SKF 84636 | 6.3 | | 1-01501 | |
| SKF 84636 | 6.4 | | 1-01501 | |
| TFMPP | 5 | | 1-01501 | |
| TFMPP | <5.1 | | 1-01501 | |
| bemigride | <5.1 | | 1-01501 | |
| buspirone HCl | 5.6 | | 1-01501 | |
| cericlamine HCl | 5.2 | | 1-01501 | |
| cularine (s) | 6.8 | | 1-01501 | |
| dicyclomine HCl | 4.8 | | 1-01501 | |
| diltiazem hydrochloride | 4.8 | | 1-01501 | |
| egyt 3615 | <5.1 | | 1-01501 | |
| flumexedol (cerm 1841) | 5.2 | | 1-01501 | |
| flunarizine di-HCl | 4.7 | | 1-01501 | |
| idazoxan | 7.8 | | 1-01501 | |
| idazoxan | 8.2 | | 1-01501 | |
| idazoxan | 8.2 | | 1-01501 | |
| idazoxan | 8.3 | | 1-01501 | |
| idazoxan | 8.4 | | 1-01501 | |
| idazoxan | 8.6 | | 1-01501 | |
| ipsapirone | 6.3 | | 1-01501 | |
| isoarecoline HCl | 5.3 | | 1-01501 | |
| lidoflazine | 6.2 | | 1-01501 | |
| mdl72832 a-4 | 7.7 | | 1-01501 | |
| mdl72832 a-4 | 8.1 | | 1-01501 | |
| mebicar | <5.7 | | 1-01501 | |
| mianserin HCl (racemate) | 6.7 | | 1-01501 | |
| mianserin HCl (racemate) | 7.1 | | 1-01501 | |
| mianserin HCl (racemate) | 7.2 | | 1-01501 | |
| mianserin HCl (racemate) | 7.4 | | 1-01501 | |
| mianserin HCl (racemate) | 7.6 | | 1-01501 | |
| mianserin HCl (racemate) | 7.7 | | 1-01501 | |
| mianserin HCl (racemate) | 7.8 | | 1-01501 | |
| mianserin HCl R(-) | 6.3 | | 1-01501 | |
| mianserin HCl R(-) | 6.5 | | 1-01501 | |
| mianserin HCl R(-) | 6.6 | | 1-01501 | |
| mianserin HCl S(+) | 7.1 | | 1-01501 | |
| mianserin HCl S(+) | 7.3 | | 1-01501 | |
| mianserin HCl S(+) | 7.3 | | 1-01501 | |
| mirtazapine HCl (racemate) | 6.9 | | 1-01501 | |
| mirtazapine HCl (racemate) | 6.9 | | 1-01501 | |
| mirtazapine HCl (racemate) | 7.33 | | 1-01501 | |
| mirtazapine HCl (racemate) | 7.33 | | 1-01501 | |
| mirtazapine HCl (racemate) | 7.37 | | 1-01501 | |
| mirtazapine HCl (racemate) | 7.37 | | 1-01501 | |
| mirtazapine HCl (racemate) | 7.39 | | 1-01501 | |
| mirtazapine HCl (racemate) | 7.39 | | 1-01501 | |
| mirtazapine HCl (racemate) | 7.39 | | 1-01501 | |
| mirtazapine HCl (racemate) | 7.39 | | 1-01501 | |
| mirtazapine HCl (racemate) | 7.4 | | 1-01501 | |
| mirtazapine HCl (racemate) | 7.4 | | 1-01501 | |
| mirtazapine HCl (racemate) | 7 | | 1-01501 | |
| mirtazapine HCl (racemate) | 7 | | 1-01501 | |
| mirtazapine HCl (racemate) | 7 | | 1-01501 | |
| mirtazapine HCl (racemate) | 7 | | 1-01501 | |
| mirtazapine HCl R(-) | 5.6 | | 1-01501 | |
| mirtazapine HCl R(-) | 5.6 | | 1-01501 | |
| mirtazapine HCl R(-) | 5.7 | | 1-01501 | |
| mirtazapine HCl S(+) | 7.1 | | 1-01501 | |
| mirtazapine HCl S(+) | 7.2 | | 1-01501 | |
| mirtazapine HCl S(+) | 7.3 | | 1-01501 | |
| nefazodone HCl | 5.9 | | 1-01501 | |
| oxymetazoline | 7.3 | | 1-01501 | |
| oxymetazoline | 7.5 | | 1-01501 | |
| oxymetazoline | <5.1 | | 1-01501 | |
| paroxetine HCl | <5.2 | | 1-01501 | |
| paroxetine HCl | <5 | | 1-01501 | |
| paroxetine HCl | <5 | | 1-01501 | |
| prazosin HCl | 6.9 | | 1-01501 | |
| prazosin HCl | 7.1 | | 1-01501 | |
| prazosin HCl | 7.2 | | 1-01501 | |
| prazosin HCl | 7.2 | | 1-01501 | |
| prazosin HCl | 7.3 | | 1-01501 | |
| prazosin HCl | 7.4 | | 1-01501 | |
| prazosin HCl | 7.5 | | 1-01501 | |
| prazosin HCl | 7 | | 1-01501 | |
| quinuclidinyl benzilate | 6.1 | | 1-01501 | |
| rauwolscine HCl | 8.5 | | 1-01501 | |
| risperidone | 8.2 | | 1-01501 | |
| ritanserin | 7 | | 1-01501 | |
| setoperone | 7 | | 1-01501 | |
| trans-5-chloro-2,3,3a,12b-tetrahydro-2-methyl- 1H-dibenz(2,3:6,7)oxepino(4,5-c)pyrrole maleate | 7.7 | | 1-01501 | |
| trans-5-chloro-2,3,3a,12b-tetrahydro-2-methyl- 1H-dibenz(2,3:6,7)oxepino(4,5-c)pyrrole maleate | 7.7 | | 1-01501 | |
| trans-5-chloro-2,3,3a,12b-tetrahydro-2-methyl- 1H-dibenz(2,3:6,7)oxepino(4,5-c)pyrrole maleate | 8.9 | | 1-01501 | |
| venlafaxine | <4.5 | | 1-01501 | |
| vuf 9147 | >5.7 | | 1-01501 | |
| vuf 9148 | <5.7 | | 1-01501 | |
| y-8894 | 5.4 | | 1-01501 | |
| zolpidem | 6.1 | | 1-01501 | |