Umezawa, Taiki; Sueda, Manabu; Kamura, Takao; Kawahara, Teppei; Han, Xuerong; Okino, Tatsufumi; Matsuda, Fuyuhiko Journal of Organic Chemistry, 2012, vol. 77, # 1 p. 357 - 370 doi: 10.1021/jo201951s