?-D-NeupAc-(2->?)-?-D-Galp-(1->?)-?-D-GlcpNAc-(1->?)-?-D-Galp-(1->?)[?-D-Glcp-(1->?)-D-gro-?-D-manHepp-(1->?)]-?-D-Glcp-(1->?)-L-gro-?-D-manHep?(1->