alpha-L-QuipNAc3Me-(1->3)-alpha-D-GlcpNAc-(1->2)-beta-D-Manp-(1->3)-beta-D-ManpNAc-(1->3)[alpha-D-Glcp-(1->7)-L-gro-alpha-D-manHep?-(1->7)]-L-gro-alpha-D-manHep?-(1->3)[alpha-L-Fucp-(1->6)-beta-D-Manp-(1->4)]-L-gro-alpha-D-manHep?-(1->5)-?-D-Kdop(2->