[2)-alpha-L-Rhap-(1->4)-?-D-GalpA-(1->2)-alpha-L-Rhap-(1->4)-?-D-GalpA-(1->2)[?-D-Galp-(1->6)-[6)-?-D-Galp-(1->]n-?-D-Galp-(1->4)-?-D-GalpA-(1->4)]-alpha-L-Rhap-(1->4)-?-D-GalpA-(1->2)[?-D-Galp-(1->6)-?-D-Galp-(1->6)-?-D-Galp-(1->4)]-alpha-L-Rhap-(1->4)-?-D-GalpA-(1->]n