叔丁基(5-(4,4,5,5-四甲基-1,3,2-二氧硼杂环戊烷-2-基)吡啶-3-基)氨基甲酸叔丁酯

tert-butyl (5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)carbamate