140694-63-9 4-Nitrophenyl 4(5)-O-galactosylmaltopentaoside LG5PI alpha-D-Glucopyranoside, 4-nitrophenyl O-beta-D-galactopyranosyl-(1-4)-O-alpha-D-(1-4)-O-alpha-D-glucopyranosyl-(1-4)-O-alpha-D-glucopyranosyl-(1-4)- p-Nitrophenyl 4(5)-O-beta-galactosyl-alpha-maltopentaoside