methyl 3-acetamido-2,3,6-trideoxy-3-C-methyl-4-O-methyl-α-L-lyxo-hexopyranoside

methyl 3-acetamido-2,3,6-trideoxy-3-C-methyl-α-D-xylo-hexopyranoside

methyl 3-amino-3,6-dideoxy-3-C-methyl-4-O-methyl-2-O-pivaloyl-α-L-glucopyranoside

spiro