beta-D-GalpNAc-(1->4)-[alpha-Neup5Gc-(2->3)]-beta-D-Galp-(1->4)-R group
beta-d-galpnac-(1->4)-[alpha-neup5gc-(2->3)]-beta-d-galp-(1->4)-r group
An organic group forming part of, and a proposed epitope within, ganglioside G<small><sub>M2</sub></small>. The -(1→4)-R in the name may represent -(1→4)-glucosyl.