?-L-Rhap-(1->?)-?-L-Rhap-(1->?)-?-L-Rhap-(1->?)-?-D-GlcpNAc-(1->?)-?-L-Rhap-(1->?)[?-L-Rhap-(1->?)]-L-gro-?-D-manHepp-(1->?)[?-D-Glcp-(1->?)]-L-gro-?-D-manHepp-(1->?)-D-Kdn(?->