Regiospecific Synthesis of 3-Alkyl-2-aryl-4-trifluoromethylbenzo[h]quinolines by Intramolecular Cyclization of N-(2-Alkyl-1-aryl-3-oxo-4,4,4-trifluorobut-1-en-1-yl)-1-naphthylamines - Bonacorso, Helio Gauze; Duarte, Simone Helena Goulart; Zanatta, Nilo; Martins, Marcos Antonio Pinto (Synthesis, 2002)