for the following products
6-(tert-Butoxycarbonyl-methylamino)-5-methylpyridine-3-boronic acid pinacol ester | tert-Butyl N-methyl-N-[3-methyl-5-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)pyridin-2-yl]carbamate and 6-(N-Boc-Methylamino)-5-methylpyridine-3-boronic acid pinacol ester
