“…[1,3,[6][7][8][9][10][11][12][13][14][15][16][17][18] Regarding these observations, many workgroups have used Ru IIpolypyridyl complexes as chromophores, in which functional groups such as amide, pyrrole, pyrimidine, thiourea, urea, and imidazole ligands, [2,[19][20][21] but also other H-bond-donor functionalities, are appended and form hydrogen bonds with anions. [1,3,[6][7][8][9][10][11][12][13][14][15][16][17][18] Regarding these observations, many workgroups have used Ru IIpolypyridyl complexes as chromophores, in which functional groups such as amide, pyrrole, pyrimidine, thiourea, urea, and imidazole ligands, [2,[19][20][21] but also other H-bond-donor functionalities, are appended and form hydrogen bonds with anions.…”