methyl 4-O-benzyl-2,3,6-tri-O-methyl-α-D-glucopyranoside

methyl 2,3-di-O-methyl-4-O-propargyl-α-D-glucopyranoside

Carbonic acid ethyl ester (2S,3S,4S,5R,6S)-2-iodomethyl-4,5,6-trimethoxy-tetrahydro-pyran-3-yl ester