?-D-Gal?-(1->?)-?-D-Gal?-(1->?)[?-D-Gal?-(1->?)]-?-D-Glc?-(1->?)-?-D-Glc?-(1->?)[L-gro-?-D-manHep?-(1->?)]-L-gro-?-D-manHep?4P-(1->?)-L-gro-?-D-manHep?4P-(1->?)[?-D-Kdop-(2->?)]-?-D-Kdop-(2->?)-?-D-Glc?N4P-(1->?)-?-D-Glc?N(1->