Copper-Mediated Simple and Efficient Synthesis of Tribenzohexadehydro[12]annulene and Its Derivatives - Iyoda, Masahiko; Sirinintasak, Siriwan; Nishiyama, Yoshihiro; Vorasingha, Anusorn; Sultana, Fatema; Nakao, Kazumi; Kuwatani, Yoshiyuki; Matsuyama, Haruo; Yoshida, Masato; Miyake, Yoshihiro (Synthesis, 2004)