article 48 lactone derivative unclassified drug 36 priority journal 30 synthesis 22 drug synthesis 12 reaction analysis 12 Magnetic Resonance Spectroscopy 10 Sugar Acids 10 Synthesis (chemical) 10 chemical structure 10 Bacteria 8 Deoxy sugars 8 Glycosylation 8 carbohydrate derivative 8 carbohydrate synthesis 8 carbon nuclear magnetic resonance 8 chemical reaction 8 dextro galactono 1,4 lactone 8 glycosylation 8 hydroxyl group 8 stereochemistry 8 Carbohydrate Sequence 6 Furans 6 Galactofuranose 6 Lactones 6 Mycobacterium tuberculosis 6 Stereoisomerism 6 Trichloroacetimidate 6 electron transport 6