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