N-(3-ethylphenyl)-7-oxo-4H-[1,2]thiazolo[3,4-e]pyrimidine-3-carboxamide N-(3-ethylphenyl)-7-oxo-4H-isothiazolo[3,4-e]pyrimidine-3-carboxamide N-(3-ethylphenyl)-7-keto-4H-isothiazolo[3,4-e]pyrimidine-3-carboxamide ASN 09646940 7-Hydroxy-isothiazolo[4,3-d]pyrimidine-3-carboxylic acid (3-ethyl-phenyl)-amide MLS000030211 SMR000000707