Synonyms: | ent-Tadalafil;(S,S)-Tadalafil;(6S,12aS)-6-(1,3-Benzodioxol-5-yl)-2,3,6,7,12,12a-hexahydro-2-Methyl-pyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione;L-Tadalafil;L-Tildenafil;Tadalafil IMpurity: IMpurity G;Tadalafil EP IMpurity B (ent-tadalafil);Pyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione, 6-(1,3- benzodioxol-5-yl)-2,3,6,7,12, 12a-hexahydro-2-Methyl-,(6S, 12aS)- |