bDara4dHex(1->3)
              |
       ->6)aDGlcNAc(1->4)aDGalNAc(1->

->6)aDGlcNAc(1->4)aDGalNAc(1->

bDara4dHex(1->3)
              |
       ->4)bDGalNAc(1->4)aDGalNAc(1->