3-methyl-2-propan-2-ylcyclohex-2-en-1-one

ethyl 4-ethoxy-2-methylcyclohexa-1,3-diene-1-carboxylate

3-methyl-2-(4-methylpent-3-enyl)cyclohex-2-en-1-ol,4-nitrobenzoic acid

ethyl 3-anilino-4-hydroxy-2-methylbenzoate

4-羟基-2-甲基苯甲酸乙酯