2,2-Pyrrolidinedicarboxylic acid, 3-isopropyl-5-oxo-, diethyl ester 2445-91-2 Diethyl 3-isopropyl-5-oxo-2,2-pyrrolidinedicarboxylate NSC82080 WLN: T5MVTJ DY1&1 EVO2 EVO2