tert-Butyl 3-(5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidin-2-yl)pyrrolidine-1-carboxylate 250mg

tert-Butyl 3-(5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidin-2-yl)pyrrolidine-1-carboxylate 250mg