Switching and Quantifying the Single-Molecule Mechanochemical Reactivity of Four-Membered Carbocycle Mechanophores within a Single, Photoswitchable Polymer Strand - Brandon H. Bowser; Jan Meisner; Omar Benallal; Tatiana B. Kouznetsova; Cameron L. Brown; Thomas J. Hicks; Todd J. Martinez; Stephen L. Craig (Journal of the American Chemical Society, 2025)