131511-45-0 Methyl-2-O-alpha-L-fluoropyranosyl-alpha-L-fucopyranoside 4-sulfate Methyl-2-O-fucopyranosylfucopyranoside 4-sulfate Mfpfp-4S alpha-L-Galactopyranoside, methyl 6-deoxy-2-O-(6-deoxy-alpha-L-galactopyranosyl)-, 4-(hydrogen sulfate), monosodium salt