And here's Jenny's followup paper that shows two distinct reactivities from two distinct excitation/emission manifolds that we assign to tautomerization associated with excited state intramolecular proton transfer
Mechanistic Investigations of Photoinduced Oxygenation of Ru(II) Bis-bipyridyl Flavonolate Complexes
Inorganic Chemistry 2018 DOI: 10.1021/acs.inorgchem.7b01384
