alpha-D-NeupAc-(2->3)[alpha-D-NeupAc-(2->8)-alpha-D-NeupAc-(2->3)-beta-D-Galp-(1->3)-beta-D-GalpNAc-(1->4)]-beta-D-Galp-(1->3)-alpha-?-Hepp-(1->3)[beta-D-Glcp-(1->4)]-alpha-?-Hepp-(1->5)-D-Kdn(?->