benzyl 2-acetamido-4-O-(2'-acetamido-2'-deoxy-3',4',6'-tri-O-acetyl-β-D-glucopyranosyl)-2-deoxy-3,6-di-O-acetyl-β-D-glucopyranoside

苯甲醇

(3aR)-7c-acetoxy-5c-acetoxymethyl-2-methyl-(3ar,7ac)-5,6,7,7a-tetrahydro-3aH-pyrano[3,2-d]oxazol-6t-yl tri-O-acetyl-2-acetylamino-β-D-2-deoxy-glucopyranoside

chitobiose octaacetate

heptaacetylchitobiosyl chloride