Caging the Chlorine Radical: Chemoselective Photocatalytic C(sp 3 )–H Functionalization Enabled by Terminal Cu–Cl Sites in a Metal–Organic Framework - Mary C. Eaton; Akash K. Ball; Katrina E. Doherty; Sky Chen; Daniel T. Nakamura; Tyler J. Azbell; Heather J. Kulik; Phillip J. Milner (Journal of the American Chemical Society, 2026)