?-D-ManpNAc-(1->?)-?-D-Glcp-(1->?)-?-L-Rhap-(1->4)-?-D-ManpNAc-(1->?)-?-D-Glcp-(1->?)-?-L-Rhap-(1->4)-?-D-ManpNAc-(1->?)-?-D-Glcp-(1->?)-?-L-Rhap(1->