[beta-L-Galp-(1->4)-beta-L-GlcpNAc-(1->6)-[alpha-L-GalpNAc-(1->3)-[alpha-D-Fucp-(1->2)-beta-L-Galp-(1->?)]-beta-L-GlcpNAc-(1->?)-alpha-D-Fucp-(1->2)-beta-L-Galp-(1->?)-beta-L-GlcpNAc-(1->?)-beta-L-Galp-(1->3)]-?-L-GalpNAc(1-]-