1H-Pyrazole-3-carboxylic acid, 4-amino-5-(4-fluorophenyl)-, ethyl ester 3-Pyrazolecarboxylic acid, 4-amino-5-(p-fluorophenyl)-, ethyl ester 4-Amino-5-(p-fluorophenyl)-3-pyrazolecarboxylic acid ethyl ester 91857-62-4