"7-Chloro-1,2,3,4-tetrahydro-4-oxo-2-phenyl-6-quinazolinesulfonamide-D5; 2-Phenyl-6-sulfamoyl-7-chloro-1,2,3,4-tetrahydro-4-quinazolinone-D5; 2-Phenyl-7-chloro-6-sulfamoyl-1,2,3,4-tetrahydro-4-quinazolinone-D5; Idrolone-D5; MG 13054-D5",Fenquizone Stable Isotopes