beta-GalNAc-(1->4)-[alpha-Neu5Ac-(2->8)-alpha-Neu5Ac-(2->8)-alpha-Neu5Ac-(2->3)]-beta-Gal-(1->4)-beta-Glc-(1->1')-Cer(3-)
beta-galnac-(1->4)-[alpha-neu5ac-(2->8)-alpha-neu5ac-(2->8)-alpha-neu5ac-(2->3)]-beta-gal-(1->4)-beta-glc-(1->1')-cer(3-)
An anionic ganglioside obtained by deprotonation of the neuraminosyl carboxy groups of ganglioside GT2; major species at pH 7.3.