diethyl 2,5-dioxo-1,4-cyclohexanedicarboxylate, 2,5-Dicarbethoxy-1,4-cyclohexanedione, Diethyl succinylsuccinate, diethyl 2,5-cyclohexanedione-1,4-dicarboxylate, Diethyl 1,5-dicarboxylate, 2,5-diethylformate 1,4-cyclohexanedione, Succinylsuccinic acid ethyl ester, Diethyl succinosuccinate, Diethyl succinylo succinate, diethyl 1,4-cyclohexanedione-2,5-dicarboxylate, 2,4 cyclohexanedione