Scheme 1From: Design and synthesis of new 3-((7-chloroquinolin-4-yl)amino)thiazolidin-4-one analogs as Mycobacterium tuberculosis DNA gyrase inhibitorsSynthesis of target compounds (4a–o). Reagents and conditions: a Absolute ethanol, room temperature, 24 h; b N,N-DMF, zinc chloride, reflux, 48 hBack to article page