3-amino-3-N-benzyl-5-O-benzoyl-3-C-cyano-3-deoxy-1,2-O-isopropylidene-3-N-methanesulfonyl-3-N-methyl-α-D-ribofuranose

3-amino-3-N-benzyl-5-O-benzoyl-3-C-cyano-3-deoxy-1,2-O-isopropylidene-3-N-phenylmethanesulfonyl-α-D-ribofuranose