2,2-dimethyl-5-(phenylhydrazinylidene)-1,3-dioxane-4,6-dione

1,1,1-trichloro-3-nitropropan-2-ol

2-溴-2-[2-(4-溴苯基)亚肼基]-1-苯基乙酮

4-[2-(4-methylphenyl)hydrazinyl]cyclohexa-3,5-diene-1,2-dione

5-羟基-1,3-苯并氧硫杂环戊烷-2-酮