label: N-(methyl 3,4,6-tri-O-acetylglucopyranosid-2-yl)-N'-(methyl 3,4,6-tri-O-acetylglucopyranosid-2-yl)-oxamide
label_lc: n-(methyl 3,4,6-tri-o-acetylglucopyranosid-2-yl)-n'-(methyl 3,4,6-tri-o-acetylglucopyranosid-2-yl)-oxamide