151921-21-0 2-Amino-N-(2,3-dihydro-1,5-methyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)acetamide Acetamide, 2-amino-N-(2,3-dihydro-1,5-methyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)-