methyl 3-O-benzyl-2-O-trifluoromethanesulphonyl-α-D-glucofuranoside-5,6-carbonate

methyl 2-azido-6-O-benzoyl-3-O-benzyl-2-deoxy-5-O-methanesulphonyl-α-D-mannofuranoside

二丙酮-D-葡萄糖