?-D-QuipNAc-(1->?)-?-D-GalpNAc-(1->?)-?-D-Glcp-(1->?)?-D-Galp-(1->?)-L-gro-?-D-manHepp-(1->?)[?-D-GlcpA-(1->?)]-L-gro-?-D-manHepp-(1->?)-?-D-Kdop4P(2->