[L-gro-alpha-D-manHepp7PPEtn-(1->7)-[L-gro-alpha-D-manHepp7PPEtn-(1->7)-[alpha-L-Galp-(1->6)-alpha-D-GlcpNAc-(1->2)-alpha-D-Glcp-(1->2)-alpha-D-Glcp-(1->3)-alpha-D-Glcp-(1->3)]-L-gro-alpha-D-manHepp4PPEtn-(1->3)]-L-gro-alpha-D-manHepp4PEtn(1-]-