1-Piperazinecarboxylic acid, 4-[4-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2-pyridinyl]-, 1,1-dimethylethyl ester
1,1-Dimethylethyl 4-[4-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2-pyridinyl]-1-piperazinecarboxylate
2-(4-Boc-Piperazin-1-yl)-4-methylpyridine-5-boronic acid pinacol ester