1 HD4 4-O-[2-acetamido-2-deoxy-beta-D-glucopyranosyl]-1-O-phosphono-D-ribitol 1.000 2 3YW (2s)-2,3-dihydroxypropyl 2-acetamido-2-deoxy-alpha-D-glucopyranoside 0.714 3 GMT (2s)-2-{[2-acetamido-2-deoxy-alpha-D-glucopyranosyl]oxy}butanedioic acid 0.700