(1R,3S,4R,4aS,17aR)-4-Benzyloxy-3-methoxy-11-(toluene-4-sulfonyl)-1-trityloxymethyl-dodecahydro-2,5,8,14,17-pentaoxa-11-aza-benzocyclopentadecene

methyl α-D-mannopyranoside 2-benzyl ether

methyl 2-O-benzyl-4,6-O-benzylidene-α-D-glucopyranoside

(2R,3S,4S,5R,6S)-5-Benzyloxy-6-methoxy-2-trityloxymethyl-tetrahydro-pyran-3,4-diol

Acetic acid (2R,3R,4S,5R,6S)-4-acetoxy-5-benzyloxy-6-methoxy-2-trityloxymethyl-tetrahydro-pyran-3-yl ester