Microwave-Assisted, Solvent-Free Synthesis of Several Quinazoline Alkaloid Frameworks - Cledera, Pilar; Sánchez, Juan Domingo; Caballero, Esmeralda; Yates, Tamara; Ramírez, Elena G; Avendaño, Carmen; Ramos, M Teresa; Menéndez, J Carlos (Synthesis, 2007)