A-PENTASACCHARIDE;Blood group A antigen pentaose type 1 - 5 mg;Blood group A pentasaccharide;2)]-O-b-D-galactopyranosyl-(1®A-PENTA;A-PENTA A-PENTASACCHARIDE Α-D-GALNAC-(1-3)-[Α-L-FUC-(1-2)]-Β-D-GAL-(1-4)-[Α-L-FUC-(1-3)]-D-GLC ALPHA-D-GALNAC-(1->3)-[ALPHA-L-FUC-(1->2)]-BETA-D-GAL-(1->4)-[ALPHA-L-FUC-(;D-Glucose,O-2-(acetylamino)-2-deoxy-a-D-galactopyranosyl-(1®