galactopyranosyl-1-4-N-acetylgalactosaminyl-1-3-galactopyranosyl-1-4-galactopyranosyl-1-4-glucopyranosylceramide
galactopyranosyl-1-4-n-acetylgalactosaminyl-1-3-galactopyranosyl-1-4-galactopyranosyl-1-4-glucopyranosylceramide