英文名称
3-[[4-[(3-methylpyridin-2-yl)methyl]phenyl]hydrazinylidene]-6-oxocyclohexa-1,4-diene-1-carboxylic acid;2-[6-oxo-3-(phenylhydrazinylidene)cyclohexa-1,4-dien-1-yl]acetic acid;6-oxo-3-[[4-(pyridin-2-ylmethyl)phenyl]hydrazinylidene]cyclohexa-1,4-diene-1-carboxylic acid