Homvisasevongsa, S.; Chuaynugul, A.; Chimnoi, N.; Suksamrarn, A. Stereoselective Synthesis and Moulting Activity of 2,3-Diepi-20-hydroxyecdysone and 2,3-Diepi-5α-20-hydroxyecdysone. Tetrahedron, 2004, 60, 3433-3438.

Sudto, K.;Saparpakorn, P.;Tancharoen, C.;Phromyothin, D.; Techasakul, S.; Khunnawutmanotham, N.; Vajrodaya, S.; Ge, H.-M.; Tan, R.X.;Hannongbua, S. Diptoindonesin D, a Potent Antibacterial Activity against Gram-Positive Bacteria, an Inhibitor of Penicillin-Binding Protein 2a from the Stem Bark of Shorea roxburghii G.Don. Chiang Mai J. Sci. 2019, 46, 1161–1175.

Tummatorn, J.; Krajangsri, S.; Norseeda, K.; Thongsornkleeb, C.; Ruchirawat, S. A New Synthetic Approach to 6-Unsubstituted Phenanthridine and Phenanthridine-like Compounds under Mild and Metal-free Conditions. Org. Biomol. Chem. 2014, 12, 5077-5081.