alpha-L-Rhap-(1->3)-alpha-L-Rhap-(1->4)[3)-alpha-L-Rhap-(1->4)-alpha-D-GalpA-(1->4)-alpha-D-GalpA-(1->4)-[4)-alpha-D-GalpA6Me-(1->]n[alpha-L-Rhap-(1->3)-alpha-L-Rhap-(1->4)]-alpha-L-Rhap-(1->3)-alpha-L-Rhap-(1->4)-alpha-D-GalpA-(1->2)-alpha-L-Rhap-(1->]n