
Keywords: Imaging reagent; Metallopolymer; Sensor; Stimuli–responsive materialsbpy, 2,2′-bipyridine; CT, charge-transfer; Cys, cysteine; DFT, density functional theory; dpbp, 4,4′-bis(diphenylphosphoryl)biphenyl; DTE, 1,2-bis(5-carboxyl-2-methyl-3-thienyl)perfluoro