Institution: | 1. Department of Chemistry, National Tsing Hua University, 101, Section 2, Kuang‐Fu Road, Hsinchu 30013 (Taiwan), Fax: (+886)?3571‐1082;2. Department of Chemistry, Chung Yuan Christian University, 200, Chung Pei Road, Chung Li 32023 (Taiwan), Fax: (+886)?3265‐3399 |