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