?-Hex-(?->?),?-Hex-(?->?),?-HexNAc-(?->?),?-HexNAc-(?->?),?-6-deoxy-Hex-(?->?),?-6-deoxy-Hex-(?->?),?-6-deoxy-HexNAc-(?->?),?-3-deoxy-Oct2ulo-onic-(?->?),?-3-deoxy-Oct2ulo-onic-(?->?)