beta-D-GalpNAc-(1->4)-alpha-D-GalpNAc-(1->3)-beta-D-GlcpNAc-(1->4)-alpha-D-Glcp-(1->2)[alpha-D-Glcp-(1->6)-beta-D-Glcp-(1->4)]-alpha-D-Glcp-(1->3)[L-gro-alpha-D-manHep?7PyrP-(1->7)]-L-gro-alpha-D-manHep?4PyrP-(1->3)[L-gro-alpha-D-manHep?7PyrP-(1->7)]-L-gro-alpha-D-manHep?4PyrP-(1->?)-?-D-Kdop(2->