?-L-AltpA2NAc-(1->?)-?-D-FucpNAc4N-(1->?)-?-D-GlcpNAc-(1->?)-?-D-GlcpN-(1->?)-?-D-GalpA-(1->?)?-D-GalpN-(1->?)-?-D-GalpA-(1->?)-L-gro-?-D-manHepp-(1->?)[?-D-Glcp-(1->?)]-L-gro-?-D-manHepp-(1->?)[?-D-Galp-(1->?)]-L-gro-?-D-manHepp-(1->?)-D-Kdn(?->