Synthesis of N-Substituted 2-Fluoromethylbenzimidazoles via Bis(trifluoroacetoxy)iodobenzene-Mediated Intramolecular Cyclization of N,N′-Disubstituted Fluoroethanimidamides - Zhu, Jiangtao; Xie, Haibo; Chen, Zixian; Li, Shan; Wu, Yongming (Synlett, 2009)