Intramolecular cyclization of functionalized heteroaryllithiums. Synthesis of novel indolizinone-based compounds Authors: J. Ruiz, E. Lete, N. Sotomayor Year: 2006 Journal: Tetrahedron Volume: 62 Initial page - Ending page: 6182 - 6189 More information http://www.sciencedirect.com/science/article/pii/S0040402006006594