for the following products
(4R,6R)-tert-Butyl-6-cyanomethyl-2,2-dimethyl-1,3-dioxane-4-acetate | (4R-cis)-1,1-Dimethylethyl-6-cyanomethyl-2-2-dimethly-1,3-dioxane-acetate | 2-Amino-N-ethyl-N-phenyl benzene sulfonamide and (4R-cis)-1,1-Dimethylethyl-6-cyanomethyl-2,2-dimethyl-1,3-dioxane-4-acetate
