Multi-step reaction with 4 steps 1: 1.) diisopropylamine, n-BuLi / 1.) THF, 0 deg C, n-hexane, 20 min, 2.) -60 deg C, THF, 10 min, 3.) 5 min, -60 deg C, THF2: NaBH4, NH4Cl / ethanol; H2O3: 76 percent / trifluoroacetic acid / 0 °C4: 94 percent / H2 / 10percent Pd on carbon / aq. ethanol  

Multi-step reaction with 3 steps 1: hydrogen chloride2: lithium aluminium hydride; diethyl ether3: pyridine  

With  hydrogenchloride