alpha-N-acetylneuraminosyl-(2->3)-beta-D-galactosyl-(1->4)-N-acetyl-beta-D-glucosaminyl-(1->4)-beta-D-galactosyl-(1->4)-beta-D-glucosylceramide
alpha-n-acetylneuraminosyl-(2->3)-beta-d-galactosyl-(1->4)-n-acetyl-beta-d-glucosaminyl-(1->4)-beta-d-galactosyl-(1->4)-beta-d-glucosylceramide