2-(1-bromopentyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

4-(diisopropylamino)pyridine

N-(3-pyridyl)-diisopropylamine

3-bromo-4-butylpyridine

bromo-4 (ethyl-1 hydroxy-1 propyl)-3 pyridine