?-D-GlcpNAc-(1->?)-L-gro-?-D-manHepp-(1->?)-L-gro-?-D-manHepp-(1->?)?-D-Glcp-(1->?)[?-D-Glcp-(1->?)]-L-gro-?-D-manHepp-(1->?)-?-D-Kdop-(2->?)-?-D-GlcpNAc-(1->?)-D-GlcNAc(?->