dimethyl 3,3-dimethylpentanedioate

2-[(4,4-dimethyl-2,6-dioxocyclohexyl)-(2-nitrophenyl)methyl]-5,5-dimethylcyclohexane-1,3-dione

5,5-dimethyl-2-propanoylcyclohexane-1,3-dione

3-hydroxy-5,5-dimethyl-2-(2-nitrophenyl)cyclohex-2-en-1-one

2,2-dibromo-5,5-dimethylcyclohexane-1,3-dione