alpha-L-Fucp-(1->3)-beta-D-GlcpNAc-(1->7)-D-gro-alpha-D-manHepp-(1->2)[alpha-D-Galp-(1->7)]-D-gro-alpha-D-manHepp-(1->2)-L-gro-alpha-D-manHepp-(1->3)-L-gro-alpha-D-manHepp7PEtn-(1->5)-D-Kdn(?->