a functional group that contains a sulfur atom bonded to two oxygen atoms and an organic group.
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(S)-2-[Methanesulfonyl-(2-nitro-benzyl)-amino]-propionic acid
methyl 4,6-O-cyclohexylidene-2-deoxy-2-methoxycarbonylamino-3-O-p-tolylsulfonyl-α-D-glucopyranoside
