1 KPM 2-(acetylamino)-4-O-{2-(acetylamino)-4,6-O-[(1s)-1-carboxyethylidene]-2-deoxy-beta-D-mannopyranosyl}-2-deoxy-beta-D-glucopyranose 1.000 2 D2Y Methyl 2-acetamido-4-O-{2-acetamido-4,6-O-[(1s)-1-carboxyethylidene]-2-deoxy-beta-D-mannopyranosyl}-2-deoxy-beta-D-glucopyranoside 0.917 3 46D (4ar,6r,7s,8r,8ar)-8-((5r,6r)-3-carboxy-tetrahydro-4,5,6-trihydroxy-2h-pyran-2-yloxy)-hexahydro-6,7-dihydroxy-2-methylpyrano[3,2-D][1,3]dioxine-2-carboxylic acid) 0.703