英文同义词
(4r)-boc-4-benzyl-l-pyroglutamic acid benzyl ester;(4R)-Boc-4-benzyl-L-pyroglutamic acid benzyl ester, Benzyl (2S,4R)-1-Boc-4-benzyl-5-oxo-2-pyrrolidinecarboxylate;1,2-Pyrrolidinedicarboxylic acid, 5-oxo-4-(phenylmethyl)-, 1-(1,1-dimethylethyl) 2-(phenylmethyl) ester, (2S,4R)-