[3)-beta-D-galactopyranuronosyl-(1->3)-2-acetamido-4-amino-2,4,6-trideoxy-alpha-D-glucopyranosyl-(1->4)-beta-D-galactopyranurosyl-(1->]n
[3)-beta-d-galactopyranuronosyl-(1->3)-2-acetamido-4-amino-2,4,6-trideoxy-alpha-d-glucopyranosyl-(1->4)-beta-d-galactopyranurosyl-(1->]n
A polysaccharide derivative composed of a backbone of β-<small>D</small>-galactopyranuronosyl-(1→3)-2-acetamido-4-amino-2,4,6-trideoxy-α-<small>D</small>-glucopyranosyl-(1→4)-β-<small>D</small>-galactopyranurosyl repeating units that are joined to each other via (1→3)-linkages.