1. API Process Development Department, Chugai Pharmaceutical Co., Ltd., 5-5-1 Ukima, Kita-ku, Tokyo 115-8543, Japan
2. Discovery Chemistry Department, Chugai Pharmaceutical Co., Ltd., 216 Totsukacho, Totsuka-ku, Yokohama City, Kanagawa 244-8602, Japan
3. Analytical Development Department, Chugai Pharmaceutical Co., Ltd., 5-5-1 Ukima, Kita-ku, Tokyo 115-8543, Japan