Parecoxib sodium198470-85-8100 % similar Parecoxib198470-84-758 % similar Valdecoxib181695-72-755 % similar 2-Bromo-1-(5-methyl-3-phenylisoxazol-4-yl)ethan-1-one104777-39-139 % similar 5-Methyl-3-phenylisoxazole-4-carboxylic acid1136-45-438 % similar 5-Methyl-3-phenylisoxazole-4-carbonyl chloride16883-16-238 % similar Sodium sulfacetamide127-56-034 % similar Sodium sulfamethoxazole4563-84-231 % similar 3-(2,6-Dichlorophenyl)-5-methyl-4-isoxazolecarbonyl chloride4462-55-931 % similar 3-(2,6-Dichlorophenyl)-5-methylisoxazole-4-carboxylic acid3919-76-430 % similar Oxacillin sodium1173-88-230 % similar