14463-37-7 20768-11-0 3,2'-DL 3,2'-Difucosyllactose 41312-51-0 76472-94-1 D-Glucose, O-6-deoxy-alpha-L-galactopyranosyl-(1-3)-O-(O-6-deoxy-alpha-L-galactopyranosyl-(1-2)-beta-D-galactopyranosyl-(1-4))-