ethyl 4,6,7-tri-O-acetyl-5,8-benzyloxycarbonylimino-2,3,5,8-tetradeoxy-D-manno-oct-2-enonate

Acetic acid (2R,3R,4S,5S,6S)-5-acetoxy-4-benzyloxycarbonylamino-6-methoxy-2-(toluene-4-sulfonyloxymethyl)-tetrahydro-pyran-3-yl ester