100345-64-0 Ganglioside GM1, intramol. 1(B1),2(B)-ester Ganglioside agf2 N-(ll(sup 3)-N-Acetylneuraminosylgangliotetraosyl)ceramide, intramolecular ester Octadecanamide, N-((1S,3R,3E)-1-(((O-(N-acetyl-alpha-neuraminosyl)-(2-3)-O-(O-beta-D-galactopyranosyl-(1-3)-2-(acetylamino)-2-deoxy-beta-D-galactopyranosyl-(1-4)-O-beta-D-galactopyranosyl-(1-4)-beta-D-glucopyranosyl)oxy)methyl)-2-hydroxy-3-heptadecenyl)-, intramol, 1''',2''-ester Siagoside Siagoside [INN] Siagosido [INN-Spanish] Siagosidum [INN-Latin]