alpha-D-GlcpNAc-(1->7)-L-gro-alpha-D-manHepp-(1->2)-L-gro-alpha-D-manHepp-(1->3)beta-D-Glcp-(1->4)[alpha-D-Glcp-(1->6)]-L-gro-alpha-D-manHepp-(1->5)-alpha-D-Kdop-(2->6)-beta-D-GlcpNAc-(1->6)-D-GlcNAc(?->