VSD Gomes, JCC Ferreira, REF Boto… - Photochemistry and …, 2022 - Wiley Online Library
Four squaraine dyes derived from 2, 3, 3‐trimethylindolenine and 1, 1, 2‐trimethyl‐1H‐
benzo [e] indole with different combinations of barbituric groups attach to the central ring …