| 英文同义词: | ETHYL 2-[3-(4-METHYLSTYRYL)-6-OXO-5,6-DIHYDRO-1(4H)-PYRIDAZINYL]ACETATE;1(4H)-Pyridazineacetic acid, 5,6-dihydro-3-[(1E)-2-(4-methylphenyl)ethenyl]-6-oxo-, ethyl ester;ethyl 2-{3-[(E)-2-(4-methylphenyl)ethenyl]-6-oxo-1,4,5,6-tetrahydropyridazin-1-yl}acetate |