4-(2,6-dipyridin-2-yl-1H-pyridin-4-ylidene)cyclohexa-2,5-dien-1-one

4-(4-undec-10-enoxybenzoyl)oxybenzoic acid

3-[4-(carboxymethoxy)phenyl]prop-2-enoic acid

4-巯基苯甲醛

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