alpha-L-GalpA-(1->4)-alpha-L-GalpA-(1->4)-alpha-L-GalpA-(1->4)-alpha-L-GalpA-(1->2)-alpha-D-Rhap-(1->4)-alpha-L-GalpA-(1->2)-alpha-D-Rhap-(1->4)-alpha-L-GalpA-(1->2)-?-L-GalpA(1->