?-?-HexpNAc-(1->?)[alpha-L-Fucp-(1->?)]-beta-D-GlcpNAc-(1->2)-alpha-D-Manp-(1->3/6)[?-?-HexpNAc-(1->?)[alpha-L-Fucp-(1->?)]-beta-D-GlcpNAc-(1->2)-alpha-D-Manp-(1->3/6)]-beta-D-Manp-(1->4)-beta-D-GlcpNAc-(1->4)-beta-D-GlcpNAc-(1->