124098-14-2 4-Nitrophenyl O-beta-D-galactopyranosyl-(1-4)-O-2-(acetylamino)-2-deoxy-beta-D-glucopyranosyl-(1-3)-beta-D-galactopyranoside 4-Nitrophenyl O-beta-galactopyranosyl-(1-4)-O-(2-acetamido-2-deoxy-beta-glucopyranosyl)-(1-3)-beta-galactopyranoside NGGG beta-D-Galactopyranoside, 4-nitrophenyl O-beta-D-galactopyranosyl-(1-4)-O-2-(acetylamino)-2-deoxy-beta-D-glucopyranosyl-(1-3)-