... DOI: 10.1039/B700488E (Paper) New J. Chem., 2007, 31, 927-935 ... With this background, we have prepared three new ligands, L1–L3, containing the same binding set ... Reduction and oxidation (electrochemical processes) are followed by rearrangements (chemical processes). ...
[Xue, Guo-Ping; Savage, Paul B.; Krakowiak, Krzysztof E.; Izatt, Reed M.; Bradshaw, Jerald S. Journal of Heterocyclic Chemistry, 2001 , vol. 38, # 6 p. 1453 - 1457]