GlcNAc(b1-?)[Glc(b1-?)]Glc(?1-?)[Gal(b1-?)]Glc(?1-3)[Hep(?1-7)Hep(a1-7)]Hep(a1-3)[Hep(?1-7)Hep(a1-7)]Hep(a1-?)Kdn