Regioselective Addition of n-Alkyllithiums to α,α′-Disubstituted-1,8-Naphthyridines: Synthesis of 6-Amino-3-Pyridinol Analogs of α-Tocopherol - Nam, Tae-gyu; Wijtmans, Maikel; Pratt, Derek A; Porter, Ned A (Synthesis, 2005)