Angewandte Chemie, International Edition, , vol. 51, # 42 p. 10500 - 10504,5 Angewandte Chemie, , vol. 124, # 42 p. 10652 - 10656,5 Angewandte Chemie - International Edition, , vol. 51, # 42 p. 10500 - 10504 Angew. Chem., , vol. 124, # 42 p. 10652 - 10656,5