Retraction of “Nanoscale Covalent Organic Framework with Staggered Stacking of Phthalocyanines for Mitochondria-Targeted Photodynamic Therapy” - Jing Liu; Dong Won Kang; Yingjie Fan; Geoffrey T. Nash; Xiaomin Jiang; Ralph R. Weichselbaum; Wenbin Lin (Journal of the American Chemical Society, 2026)