1. 1) “Chuyaku Daijiten,” ed. by Koso Shin Igakuin, Shanghai Kagaku Gijutsu Shuppansha, 1978, p. 2270.
2. 2) Kouno I., Komori T., Kawasaki T., Tetrahedron Lett., 14, 4569–4572 (1973).
3. 3) Kouno I., Noda N., Ida I., Sholichin M., Miyahara K., Komori T., Kawasaki T., Liebigs Ann. Chem., 1982, 306–314 (1982).
4. 4) Sholichin M., Miyahara K., Kawasaki T., Heterocycles, 17, 251–257 (1982).
5. 5) Sholichin M., Miyahara K., Kawasaki T., Chem. Pharm. Bull., 33, 1756–1759 (1985).