article 10 drug synthesis 6 isoxazoline derivative 6 Carbohydrates 4 Isoxazolines 4 carbon nuclear magnetic resonance 4 cycloaddition 4 drug activity 4 drug structure 4 isoxazole derivative 4 priority journal 4 proton nuclear magnetic resonance 4 spectroscopy 4 unclassified drug 4 ACTIVIDAD ANTIPROLIFERATIVA 3 ANTIPROLIFERATIVE ACTIVITY 3 D-RIBOSA 3 D-RIBOSE 3 GRUPOS PROTECTORES 3 ISOXAZOLE 3 ISOXAZOLES 3 ISOXAZOLINAS 3 ISOXAZOLINE 3 OXADIAZOLE 3 OXADIAZOLES 3 PROTECTING GROUPS 3 THIADIAZOLE 3 TIADIAZOLES 3 TRIAZOLE 3 TRIAZOLES 3