Affiliation: | (1) Department of Chemistry Faculty of Science, Fukuoka University, Jonan-ku, 814-80 Fukuoka, Japan;(2) San-Ei Gen F.F.I., 1-1-11 Sanwa-cho, 561 Toyonaka, Osaka, Japan;(3) Shionogi & Co. Ltd., 5-1 Mishima 2-chome, 566 Settsu, Osaka, Japan |