sodium hydroxide 1.) THF, H2O, 40 deg C, 3 h, 2.) 200 deg C; Yield given. Multistep reaction;

sodium hydroxide; sodium hydride 1.) H2O, THF, 40 deg C, 3 h, 2.) Et2O, room temp., 3 h; Multistep reaction. Yields of byproduct given;