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苯乙醛

N-苄氧羰基甘氨酸苄酯

benzyl (2RS,3RS,5S)-2-benzyloxycarbonylamino-5,6-O-isopropylidene-3,5,6-trihydroxyhexanoate

phenyl 3-O-benzyl-4,6-O-benzylidene-1-deoxy-1-thio-β-D-glucopyranoside