1. 1) “The Grand Dictionary of Horticulture,” Vol. 3, ed. by Tsukamoto Y., Shogakukan, Tokyo, 1989, p. 415.
2. 2) The Japanese Pharmacopoeia 17th edition (Ministry Notification No. 64 of Mar. 7, 2016). The Ministry of Health, Labour and Welfare, Japan.
3. 3) Yoshikawa M., Murakami T., Kadoya M., Li Y., Murakami N., Yamahara J., Matsuda H., Chem. Pharm. Bull., 45, 1671–1676 (1997).
4. 4) Yoshikawa M., Murakami T., Komatsu H., Matsuda H., Chem. Pharm. Bull., 46, 812–816 (1998).
5. 5) Jain P., Chem. Sci. Rev. Lett., 3, 252–257 (2014).