Synonyms: 4-Morpholinecarboxylicacid, 6-oxo-2,3-diphenyl-, phenylmethyl ester, (2S-cis)-;benzyl (2S,3R)-6-oxo-2,3-diphenylmorpholine-4-carboxylate;4-morpholinecarboxylic acid, 6-oxo-2,3-diphenyl-, phenylmethyl ester, (2S,3R)-;Benzyl (2S,3R)-6-oxo-2,3-diphenyl-4-morpholinecarboxylate;Benzyl (2S,3R)-6-oxo-2,3-diphenylmorpholine-4-carboxylate;