Deoxygenative [3 + 2] Annulation of α,β-Unsaturated Carbonyl Compounds and Electron-Rich Olefins via Photocatalytic Umpolung of Triarylphosphine - Taiga Ando; Daisuke Yokogawa; Kohsuke Ohmatsu; Takashi Ooi (Journal of the American Chemical Society, 2025)