Credit: Rempei Ando, et al. Angewandte Chemie International Edition. August 31, 2023
(Left) Depiction of the giant molecular rotor attached to umbrella-like metal complexes. (Right) Side view and top view of the molecular rotor, showing its structure, size and rotation direction. (Rempei Ando, et al. Angewandte Chemie International Edition. August 31, 2023)