英文别名Avibactam impurity 1; 2-Benzyl 1-(2-methyl-2-propanyl) (2R)-5-oxo-1,2-pyrrolidinedicarboxylate; Boc-D-Pyr-OBzl; Boc-D-Pyroglutamic acid benzyl ester; (2R)-5-oxo-1,2-pyrrolidinedicarboxylic acid 1-(tert-butyl) 2-(benzyl) ester; 2-O-benzyl 1-O-tert-butyl (2R)-5-oxopyrrolidine-1,2-dicarboxylate; 2-benzyl 1-tert-butyl (2R)-5-oxopyrrolidine-1,2-dicarboxylate; 1,2-Pyrrolidinedicarboxylic acid, 5-oxo-, 1-(1,1-dimethylethyl) 2-(phenylmethyl) ester, (2R)-; 2-Benzyl1-(2-methyl-2-propanyl)(2R)-5-oxo-1,2-pyrrolidinedicarboxylate 
