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