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