英文别名Ethyl 2,5-dioxotetrahydro-1H-pyrrolizine-7a(5H)-carboxylate; 1HPyrrolizine-7a(5H)-carboxylic acid,tetrahydro-2,5-dioxo-,ethyl ester; Ethyl tetrahydro-2,5-dioxo-1H-pyrrolizine-7a(5H)-carboxylate; ethyl 3,6-dioxo-1,2,5,7-tetrahydropyrrolizine-8-carboxylate; tetrahydro-2,5-dioxy-1H-pyridineazine-7a(5H)-carboxylic acidethyl ester 
