Activity of a novel sulfonamide compound 2-nitro-N-(pyridin-2-ylmethyl)benzenesulfonamide against Leishmania donovani - Dikhit MR; Purkait B; Singh R; Sahoo BR; Kumar A; Kar RK; Ansari MY; Saini S; Abhishek K; Sahoo GC; Das S; Das P (Drug Design, Development and Therapy, 2016)