1. R&D Planning and Business Development, Asahi Kasei Chemicals Corporation, 1-105 Kanda Jinbocho, Chiyoda-ku, Tokyo 101-0051, Japan
2. Catalyst Laboratory, Asahi Kasei Chemicals Corporation, 2767-11 Niihama
Shionasu Kojima, Kurashiki, Okayama 711-8510, Japan