New 3-aryl(hetaryl)-1-(benzo[d]thiazol-2-yl)-6-methyl-5-phenylverdazyls: the synthesis and spectral and electrochemical properties / T. G. Fedorchenko, G. N. Lipunova, A. V. Shchepochkin [et al.] // Russian Chemical Bulletin. – 2023. – Vol. 72, N 12. – P. 2867-2877.