The synthesis, reactivity and the antimicrobial activity of substituted thieno(2,3-d)pyrimidine-4(3H)-thio(seleno)nes - D. O. Kolomieitsev; V. I. Markov; V. O. Astakhina; S. I. Kovalenko; S. A. Varenichenko; O. V. Kharchenko (Journal of organic and pharmaceutical chemistry, 2015)