4-Nitrophenyl 2-fucopyranosyl-fucopyranoside 84730-06-3 NP-Fuco-fucoside beta-D-Galactopyranoside, 4-nitrophenyl 6-deoxy-2-O-(6-deoxy-beta-L-galactopyranosyl)- p-Nitrophenyl 2-O-beta-L-fucopyranosyl-beta-D-fucopyranoside para-Nitrophenyl 2-O-alpha-L-fucopyranosyl-beta-D-fucopyranoside