1-Naphthalenesulfonic acid, 5-((hydroxy((hydroxy(phosphonooxy)phosphinyl)oxy)phosphinyl)amino)-, P''-5'-ester with uridine 72218-69-0 Utp-1-aminonaphthalene-5-sulfonate Utp-ans gamma-1-Aminonaphthalene-5-sulfonate uridine triphosphate gamma-Amns-utp