http://supramolchemcat.iccas.ac.cn/2009-papers?p_auth=n6mazNqx&p_p_auth=3Fm0QXBb&p_p_id=49&p_p_lifecycle=1&p_p_state=normal&p_p_mode=view&_49_struts_action=%2Fmy_places%2Fview&_49_groupId=31340&_49_privateLayout=false