alpha-N-acetylneuraminyl-(2->8)-alpha-N-acetylneuraminyl-(2->3)-beta-D-galactosyl-(1->4)-N-acetyl-beta-D-glucosaminide(2-)
alpha-n-acetylneuraminyl-(2->8)-alpha-n-acetylneuraminyl-(2->3)-beta-d-galactosyl-(1->4)-n-acetyl-beta-d-glucosaminide(2-)