2-methoxy-4-(phenylhydrazinylidene)cyclohexa-2,5-dien-1-one

3.5-Bis-benzolazo-brenzcatechin-1-methylaether

2-苯基萘-1,4-二酮

2,3-bisphenyl-1,4-naphthoquinone

5-methyl-4-(2-phenylhydrazinyl)pyrazol-3-one