英文别名:
(S)-3(2h)-Pyridazinone, 6-(4-Aminophenyl)-4,5-Dihydro-5-Methyl-;3(2H)-Pyridazinone, 6-(4-aMinophenyl)-4,5-dihydro-5-Methyl-, (5S)-;(S)-6-(4-aMinophenyl)-5-Methyl-4,5-dihydropyridazin-3(2H)-one;Levosimendan Impurity 17;(5S)-6-(4-Aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone;Levosimendan isomer