T. Kanti Das, Madica, K., Krishnan, J., Marelli, U. Kiran, and Biju, A. T., ?N-heterocyclic carbene catalysis exploiting oxidative imine umpolung for the generation of imidoyl azoliums?, Journal of Organic Chemistry, vol. 85, no. 7, pp. 5114-5121, 2020.