4-Oxocyclohexane-1,1-dicarboxylic acid
trans-Dimethyl 4-oxocyclohexane-1,2-dicarboxylate
Ethyl 3-oxocyclohexane-1-carboxylate
Diethyl 4-oxocyclohexane-1,1-dicarboxylate
Methyl (R)-3-oxocyclohexane-1-carboxylate
