5-hydroxy-2,2-dimethyl-5-(4-nitrophenyl)pentan-3-one

p-Nitro-benzoyl-[pivaloyl]-methan (Enolform), 1-(p-Nitrophenyl)-1-hydroxy-3-oxo-4,4-dimethyl-penten-(1)

5,5-二甲基-1-苯己烷-1,4-二酮

2,3,3-trimethylpent-1-ene

4,4-二甲基-1,1-双(甲基硫代)-1-戊烯-3-酮