1-O-(4-O-beta-D-Galactopyranosyl-beta-glucopyranosyl)ceramide 4682-48-8 Ceramide, 1-O-(4-O-beta-D-galactopyranosyl-beta-glucopyranosyl)- Cytolipin H Ganglioside GA3 Ganglioside GL2a Lactosylceramide N-Lignoceryl sphingosyl lactoside