1-Methyl-5-(trifluoromethyl)-1H-pyrazol-3-ol119022-51-4100 % similar 1-Methyl-3-(trifluoromethyl)-1H-pyrazol-5-ol122431-37-249 % similar 5-Amino-2-methyl-2H-pyrazole-3-carboxylic acid methyl ester89088-56-230 % similar