S. Luo1, L. Qin1, K. Wang1, X. Liu1, and X. Yi1, “One-Pot Synthesis of 2-Arylbenzoxazoles Using Cu(OTf)2-Catalyzed Condensation and Oxidative Tandem Reaction”, ajc, vol. 25, no. 18, pp. 10381–10385, Dec. 2013.