Aminobenzoannulated Hetero- and Carbocycles from 2-Azahepta-2,4-dien-6-ynyllithium Compounds: Scope and Limitation of a Novel Benzoannulation Reaction - Lyaskovskyy, Volodymyr; Fröhlich, Roland; Würthwein, Ernst-Ulrich (Synthesis, 2007)