英文名称
(2S)-2-amino-6-[(5R)-3-oxo-6,7,8,9-tetrahydro-5H-[1,2,4]oxadiazolo[4,3-a]azepin-5-yl]hex-4-enoic acid;benzyl (2S)-2-methyl-6-[(5R)-3-oxo-6,7,8,9-tetrahydro-5H-[1,2,4]oxadiazolo[4,3-a]azepin-5-yl]hex-4-enoate;benzyl (2R)-2-methyl-6-[(5R)-3-oxo-6,7,8,9-tetrahydro-5H-[1,2,4]oxadiazolo[4,3-a]azepin-5-yl]hex-4-enoate