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