Indispensable Role of Indazole −NH in Cyclometalated Ir(III) Complexes to Drive ES-PCET with High Phototherapeutic Index - Banshi Roy; Shilpendu Ghosh; Soumee SenGupta; Shamik Chanda; Shantanu Saha Roy; Sangita Sen; Rahul Das; Moulinath Acharya; Arindam Mukherjee (Journal of the American Chemical Society, 2026)