alpha-L-Fuc-(1->2)-alpha-D-Gal-(1->3)-alpha-D-Gal-(1->4)-beta-D-Gal-(1->4)-beta-D-Glc-(1<->1')-N-acylsphinganine
alpha-l-fuc-(1->2)-alpha-d-gal-(1->3)-alpha-d-gal-(1->4)-beta-d-gal-(1->4)-beta-d-glc-(1<->1')-n-acylsphinganine