1. ERATO Kitagawa Integrated Pores Project, Japan Science and Technology Agency, Kyoto Research Park Building 3, Shimogyo-ku, Kyoto 600-8815, Japan
2. Institute for Integrated Cell-Material Science, Kyoto University, Yoshida, Sakyo-ku, Kyoto 606-8501, Japan
3. Department of Synthetic Chemistry and Biological Chemistry, Graduate School of Engineering, Kyoto University, Katsura, Nishikyo-ku, Kyoto 615-8510, Japan
4. Synchrotron X-ray Laboratory at SPring-8, National Institute for Materials Science, Kouto, Sayo, Hyogo 679-5198, Japan