[beta-D-GlcpNAc-(1->6)-[beta-D-GlcpNAc-(1->6)-[alpha-L-Galp-(1->3)-alpha-L-GalpNAc-(1->3)-[alpha-D-Fucp-(1->2)-beta-L-Galp-(1->3)]-alpha-D-Fucp-(1->2)-beta-L-Galp-(1->3)]]-L-GalNAc(?-]-