Abnormal push-pull benzo[4,5]imidazo[1,2-a][1,2,3]triazolo[4,5-e]pyrimidine fluorophores in planarized intramolecular charge transfer (PLICT) state: Synthesis, photophysical studies and theoretical calculations

Olga S. Taniya, Victor V. Fedotov, Alexander S. Novikov, Leila К. Sadieva, Alexey P. Krinochkin, Igor S. Коvalev, Dmitry S. Kopchuk, Grigory V. Zyryanov, Yuanli Liu, Evgeny N. Ulomsky, В. Л. Русинов, Valery N. Charushin