?-D-Glcp-(1->?)-?-D-Galp-(1->?)[?-D-Glcp-(1->?)]-?-D-GlcpA-(1->?)[?-D-Glcp-(1->?)]-?-D-GlcpA-(1->?)[?-D-Glcp-(1->?)]-?-D-GalpA2S-(1->?)-?-D-Galp(1->