英文别名
5-[(4,4'-bis-dimethylamino-benzhydrylidene)-hydrazino]-4-chloro-2H-pyridazin-3-one;5-(2-{Bis[4-(dimethylamino)phenyl]methylidene}hydrazinyl)-4-chloropyridazin-3(2h)-one;4-[2-[bis[4-(dimethylamino)phenyl]methylidene]hydrazinyl]-5-chloro-1H-pyridazin-6-one