The structural optimization of ((2-R-quinazolin-4-ylidene)hydrazono)carboxylic acids and esters – approach for creating a new class of compounds with the anticancer activity - Yu. Voskoboynik; O. V. Karpenko; S. I. Kovalenko; G. G. Berest; V. V. Ivchuk; V. M. Shvets (Journal of organic and pharmaceutical chemistry, 2014)