?-D-GlcpN-(1->?)-L-gro-?-D-manHepp-(1->?)[?-D-Glcp-(1->?)]-L-gro-?-D-manHepp4P-(1->?)-L-gro-?-D-manHepp4PPEtn-(1->?)[?-D-Kdop7PEtn-(2->?)]-?-D-Kdop(2->