1-Naphthalenesulfonamide, 5-(dimethylamino)-N-(4-((4-O-beta-D-galactopyranosyl-beta-D-glucopyranosyl)oxy)phenyl)-, (S)- 94367-65-4 Dns-papl N-(5-Dimethylaminonaphthalene-1-sulfonyl)-4-aminophenyl-beta-lactoside