for the following products
1-Methyl-1,2,3,6-tetrahydropyridine-4-boronic acid pinacol ester | 1-Methyl-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1,2,3,6-tetrahydropyridine | 4,4,5,5-Tetramethyl-2-(1-methyl-3,5-dihydro-2H-pyrid-4-yl)-1,3,2-dioxaborolane and 1,2,3,6-Tetrahydro-1-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine
