methyl 3-(2,6-dimethoxyphenyl)prop-2-enoate

methyl 4-oxo-2,3-dihydro-1H-naphthalene-1-carboxylate

methyl 3-(2-oxocycloheptyl)propanoate

dimethyl 4-oxocyclohexane-1,3-dicarboxylate

methyl 3-(3-methoxyphenyl)prop-2-enoate