1. CAS Key Laboratory of Photochemistry, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100080, China, Fax: (internat.) + 86‐10/8261‐7315
2. Department of Chemical Engineering, Harbin Engineering University, Harbin 150001, China
3. BioMarin Pharmaceutical, Inc., 46 Galli Drive, Novato, CA 94949, USA