参考文献:[1] Journal of the American Chemical Society, 2011, vol. 133, # 20, p. 7688 - 7691;[2] Patent: US2012/271046, 2012, A1. Location in patent: Page/Page column 6-7;[3] RSC Advances, 2015, vol. 5, # 93, p. 76401 - 76418;[4] Chemische Berichte, 1898, vol. 31, p. 3237;[5] Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1990, p. 767 - 771