for the following products
O-3,4,6-tri-O-Acetyl-2-(acetylamino)-2-deoxy-b-D-glucopyranosyl-(1-4)-O-3,6-di-O-acetyl-2-(acetylamino)-2-deoxy-b-D-glucopyranosyl-(1-4)-2-(acetylamino)-2-deoxy-1,3,6-triacetate-a-D-glucopyranose and Chitotriose undecaacetate
