[1] Peking Univ, Green Chem Ctr, Coll Chem, Minist Educ,Beijing Natl Lab Mol Sci, Beijing 100871, Peoples R China
[2] E China Normal Univ, Dept Chem, Shanghai 200062, Peoples R China
[3] Chinese Acad Sci, State Key Lab Organomet Chem, Shanghai 200032, Peoples R China