Chitooctaose, octa-N-acetyl; octaacetyl-chitooctaose; CO8; Octa-N-acetylchitooctaose; Octa-N-acetyl chitooctaose; D-Glucopyranose, O-2-(acetylamino)-2-deoxy-β-D-glucopyranosyl-(1->4)-O-2-(acetylamino)-2-deoxy-β-D-glucopyranosyl-(1->4)-O-2-(acetylamino)-2-deoxy-α-L-threo-hexopyranosyl-(1->4)-O-2-(acetyla mino)-2-deoxy-β-D-glucopyranosyl-(1->4)-O-2-(acetylamino)-2-deoxy-β-D-glucopyranosyl-(1->4)-O-2-(acetylamino)-2-deoxy-β-D-glucopyranosyl-(1->4)-O-2-(acetylamino)-2-deoxy-β-D-glucopyranosyl -(1->4)-2-(acetylamino)-2-deoxy-; 2-Acetamido-2-deoxy-β-D-glucopyranosyl-(1->4)-2-acetamido-2-deoxy-β-D-glucopyranosyl-(1->4)-2-acetamido-2-deoxy-α-L-threo-hexopyranosyl-(1->4)-2-acetamido-2-deoxy-β-D-glucopyranosyl-(1->4 )-2-acetamido-2-deoxy-β-D-glucopyranosyl-(1->4)-2-acetamido-2-deoxy-β-D-glucopyranosyl-(1->4)-2-acetamido-2-deoxy-β-D-glucopyranosyl-(1->4)-2-acetamido-2-deoxy-D-glucopyranose