7-cyclopropyl-2-(trifluoromethyl)pyrazolo1,5-apyrimidine-5-carboxylic acid CAS:1781023-09-3 A1143352 7-FLUORO-1,4-DIHYDRO-6-METHOXY-4-OXO-3-QUINOLINECARBOXYLIC ACID ETHYL ESTER CAS:622369-35-1 A1043777 | ||||||||||||||