1,1,1,2,2-pentachloro-2-(1,1,2,2,2-pentachloroethoxy)ethane

二氧代琥珀酸二乙酯

Butanedioic acid, 2-hydroxy-3-oxo-, 1,4-diethyl ester

acetoxy-oxalacetic acid diethyl ester

乙醯氯胺