59247-13-1 GT(1)Ganglioside GT1b Ganglioside Ganglioside GT1 Ganglioside GT1b Ganglioside, GT1 N-Acetylneuraminylgalactosyl-N-acetylgalactosaminyl -(N-acetylneuraminyl-N-acetylneuraminyl)galactosyl- glucosylceramide Polysialoganglioside Trisialoganglioside GT1b