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