(2S,3aR,5R,6S,7R,7aS)-1-acetyloctahydro-6,7-dihydroxy-N'-methyl-5-(hydroxymethyl)-pyrano[3,2-b]pyrrole-2-carboxamide

methyl 2,3,4,6-tetra-O-benzyl-α-D-altropyranoside

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