Torsional Flexibility Tuning of Hexa-Carboxylate Ligands to Unlock Distinct Topological Access to Zirconium Metal–Organic Frameworks - Xiang-Jing Kong; Haomiao Xie; Jiayang Liu; Tao He; Xiaoliang Wang; Karen Wang; Xianhui Tang; Bang Hou; Kent O. Kirlikovali; Randall Q. Snurr; Omar K. Farha (Journal of the American Chemical Society, 2026)