2-(2-thiophen-2-ylethenyl)-3,1-benzoxazin-4-one

2,3,4,4,5,6-六氯-2,5-环己二烯-1-酮

3-phenacylquinazolin-4-one

2-[(4-oxocyclohexa-2,5-dien-1-ylidene)methylamino]benzoic acid

2-[(4-methoxyphenyl)methylideneamino]benzoic acid