beta-D-GalpNAc-(1->3)-alpha-D-Galp-(1->4)-beta-D-Galp-(1->4)-beta-D-Glcp-(1->2)-L-gro-alpha-D-manHepp3Ac-(1->2)-L-gro-alpha-D-manHep?-(1->3)[beta-D-Glcp4Ac-(1->4)]-L-gro-alpha-D-manHep?-(1->5)-L-gro-D-manHep(?->