6-imino-4-oxo-5-(2-phenylhydrazinyl)naphthalene-2-sulfonic acid

6-amino-4-oxo-3-(phenylhydrazinylidene)naphthalene-2-sulfonic acid

N-亞硝乙醯胺苯

5-hexyl-2,3-diphenyltetrazol-2-ium,chloride

p-Chloroazobenzene