VENUGOPALA, K.; KRISHNA RAO, G.; SANJAY PAI, P.; LAKSHMI GANESH, G. Synthesis and Characterization of Carboxamides of 2´-Amino-4&Acute;-[3-(2H-1-Benzopyran-2-one)]thiazole As Antimicrobial Agents. ajc 2010, 20, 1697-1701.