L. V. Muzychka, O. B. Smolii, I. I. Biletskiy, and O. M. Vasilenko, “A convenient approach to the synthesis of substituted 2-(methylamino)quinoline-3-carboxamides”, J. Org. Pharm. Chem., vol. 13, no. 3(51), pp. 70–78, Sep. 2015.