((R)-3-Benzyloxycarbonylamino-4-oxo-3,4-dihydro-2H-benzo[b][1,4]thiazepin-5-yl)-acetic acid ethyl ester
(3R)-carbobenzyloxyamino-5-carboethoxymethyl-2,3-dihydro-1,5-benzothiazepin-4(5H)-one
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250349-14-5