Article 5 controlled study 4 drug synthesis 4 proton nuclear magnetic resonance 4 unclassified drug 4 Bacillus subtilis 3 IC50 3 Salmonella enterica serovar Typhi 3 acetylcholinesterase 3 antibacterial activity 3 enzyme inhibition 3 infrared spectroscopy 3 nonhuman 3 Escherichia coli 2 Staphylococcus aureus 2 alpha glucosidase inhibitor 2 antiinfective agent 2 drug structure 2 elemental analysis 2 enzyme activity 2 minimum inhibitory concentration 2 molecular docking 2 non insulin dependent diabetes mellitus 2 structure activity relation 2 thin layer chromatography 2 1 [(4 chlorophenyl)sulfonyl]piperidin 4 carbohydrazide 1 1,3,4 oxadiazole derivative 1 1,3,4-Oxadiazole 1 2 furyl [4 [4 (1 piperidinylsulfonyl)benzyl] 1 piperazinyl]methanone 1 2 furyl [4 [4 (4 morpholinylsulfonyl)benzyl] 1 piperazinyl]methanone 1