Kujawa, S., Best, D., Burns, D. J., & Lam, H. W. (2014). Synthesis of spirocyclic enones by rhodium-catalyzed dearomatizing oxidative annulation of 2-alkenylphenols with alkynes and enynes. Chemistry - a European Journal, 20(28), https://doi.org/10.1002/chem.201403454