 He has also developed chemical syntheses for a variety of natural products with antitumor and antiviral properties including tedanolides, oxetanocin, halomons, and xestobergsterol.Other research interests include the bridged Robinson annulation and the mixed Lewis acid Diels-Alder process.Jung's research group developed an antagonist of the androgen receptor enzalutamide, which is a pharmaceutical drug used for the treatment of hormone refractory prostate cancer.