potassium hydroxide; sodium hydride 1.) diethyl ether, -78 deg C, 3 h then room temperature, 2.) ethanol-water 1 : 1, reflux; Yield given. Multistep reaction. Yields of byproduct given;

hydrogen; palladium on activated charcoal in methanol; water T=20°C; Catalytic hydrogenation; 3 h;