Synonyms: 1,2-Pyrrolidinedicarboxylic acid, 4-hydroxy-, bis(phenylmethyl) ester,(2S-cis)-;(2S,4S)-1,2-Bis(benzyloxycarbonyl)-4-hydroxypyrrolidine;1,2-Pyrrolidinedicarboxylicacid, 4-hydroxy-, bis(phenylmethyl) ester, (2S,4S)- (9CI);1,2-Pyrrolidinedicarboxylicacid, 4-hydroxy-, 1,2-bis(phenylmethyl) ester, (2S,4S)-;