[alpha-D-Glcp-(1->3)-alpha-D-Glcp-(1->4)-beta-L-Galp-(1->7)-[beta-L-Galp-(1->4)-beta-D-GlcpNAc-(1->3)-beta-L-Galp-(1->4)-alpha-D-Fucp-(1->3)-beta-D-GlcpNAc-(1->7)]-D-gro-alpha-L-manHepp-(1->2)-D-gro-alpha-L-manHepp-(1->2)]-L-gro-alpha-D-manHepp-(1->3)-L-gro-alpha-D-manHepp7PEtn-(1->5)-D-gro-L-3-deoxy-galNon2ulo-onic(?->