lithium diisopropyl amide 1.) THF, 30 min, -78 deg C , 2.) 3-4h; Yield given. Multistep reaction;

N,N,N',N',N'',N''-hexamethylphosphoric triamide; lithium diisopropyl amide 1.) THF, -45 deg C , 45 min, 2.) 3h; Multistep reaction;