Piperidones+ 6
Isonipecotic Acids+ 4
Betalains+ 2
Fentanyl+ 2
Cyproheptadine+ 1
Imino Pyranoses+ 1
Methylphenidate+ 1
Pipecolic Acids+ 1
AlphaprodineAnabasineBiperidenCisaprideClopamideDomperidoneFlecainideFluspirileneIndoraminKetanserinKetotifenLobelineLoperamideMepivacaineMinoxidilNipecotic AcidsParoxetinePempidinePenfluridolPerhexilinePhencyclidinePiperoxanRitanserinTerfenadineTrihexyphenidyl