1: With hydrogen; CN; palladium on activated charcoal in ethyl acetate 1 h; 2: With sodium hydroxide; bromine in 1,4-dioxane; water 3 h; 3: With sodium sulfite in 1,4-dioxane; water Title compound not separated from byproducts;

1: With hydrogen; CN; palladium on activated charcoal in ethyl acetate 1 h; 2: With sodium hydroxide; bromine in 1,4-dioxane; water 3 h; 3: With sodium sulfite in 1,4-dioxane; water Title compound not separated from byproducts;