[?-?-2-deoxy-hepHepp-(1->7)-beta-L-Glcp-(1->3)-L-gro-alpha-D-manHepp-(1->3)-L-gro-alpha-D-manHepp-(1->3)]-L-gro-alpha-D-manHepp-(1->4/5)-L-3-deoxy-manOct2ulo-onic(?->