[alpha-D-GlcpNAc-(1->4)-[alpha-D-GlcpNAc-(1->4)-alpha-D-Glcp-(1->2)-alpha-D-Glcp-(1->2)]-beta-L-Galf-(1->6)-alpha-D-Rhap-(1->2)-alpha-L-Manp-(1->2)-L-Man(?-]-