Shen, Tao; Wang, Teng; Qin, Chong; Jiao, Ning Angewandte Chemie - International Edition, 2013 , vol. 52, # 26 p. 6677 - 6680 Angew. Chem., 2013 , vol. 125, # 26 p. 6809 - 6612,4