Changes in Protonation Sites of 3-Styryl Derivatives of 7-(dialkylamino)-aza-coumarin Dyes Induced by Cucurbit[7]uril. - Alcázar JJ; Márquez E; García-Río L; Robles-Muñoz A; Fierro A; Santos JG; Aliaga ME (Frontiers in chemistry, 2022)