The Complete List of Suppliers for Ceramide,1-O-[O-(N-acetyl-a-neuraminosyl)-(2®3)-O-[O-a-D-galactopyranosyl-(1®3)-O-b-D-galactopyranosyl-(1®3)-2-(acetylamino)-2-deoxy-b-D-galactopyranosyl-(1®4)]-O-b-D-galactopyranosyl-(1®4)-b-D-glucopyranosyl]- (9CI)