1. Bruker (2000). SMART and SAINT. Bruker AXS Inc., Madison, Wisconsin, USA.
2. A derivative of diosgenin: (25R)-23-acetyl-3β-bromo-16β-acetoxy-22,26-epoxy-5α-cholest-22-en-6-one
3. Fieser, L. F. & Fieser, M. (1959). Steroids, pp. 331-340. New York: Reinhold Publising Corporation.
4. House, H. O. (1972). Modern Synthetic Reactions, 2nd ed, p. 13. London: Benjamin WA.
5. Sterols. C. Diosgenin1