[4)-alpha-D-GalNAcAN-(1->4)-alpha-D-GalNAcAN-(1->3)-beta-D-QuiNAc-(1->2)-beta-D-QuiN4Fm-(1->4)-alpha-D-GalNAcAN-(1->4)-alpha-D-GalNAcAN-(1->]n
[4)-alpha-d-galnacan-(1->4)-alpha-d-galnacan-(1->3)-beta-d-quinac-(1->2)-beta-d-quin4fm-(1->4)-alpha-d-galnacan-(1->4)-alpha-d-galnacan-(1->]n
A polysaccharide derivative composed of a backbone of linear hexasaccharide derivative repeating units consisting of α-<small>D</small>-GalNAcAN-(1→4)-α-<small>D</small>GalNAcAN-(1→3)-β-<small>D</small>-QuiNAc-(1→2)-β-QuiN4Fm-(1→4)-α-<small>D</small>-GalNAcAN-(1→4)-α-<small>D</small>GalNAcAN connected by β-(1→4) linkages.