alpha-D-Galp2,3Ac2-(1->4)-alpha-D-GlcpA-(1->3)-beta-D-GlcpA-(1->4)[beta-D-Glcp-(1->6)]-beta-D-Glcp-(1->6)-beta-D-Glcp-(1->4)-beta-D-Glcp-(1->4)-beta-D-Glcp-(1->3)-D-Gal(?->