The Directed Lithiation Route to 2-Amino-3-alkylquinones: Highly Regioselective Introduction of Electrophiles at the C-7 Position of 2(1H)-Quinolinones - Sánchez, Juan Domingo; Cledera, Pilar; Perumal, Subbu; Avendaño, Carmen; Menéndez, J Carlos (Synlett, 2007)