ethyl 2-(4-methoxyphenyl)iminoacetate

1-异丙基-1H-吲哚-2,3-二酮

diethyl 6-methyl-3-(p-tolyl)-3,4-dihydroquinazoline-2,4-dicarboxylate

4-甲基-苯胺羰酸乙酯

N,4'-二甲基甲酰苯胺