Acetic acid (2S,3R,4R,5R,6R)-4-acetylamino-6-methoxy-2,4-dimethyl-5-thiobenzoyloxy-tetrahydro-pyran-3-yl ester

methyl 3-acetamido-4-O-acetyl-3,6-dideoxy-3-C-methyl-2-O-toluene-p-sulphonyl-α-L-mannopyranoside