(S)-2-Amino-N-(2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)propanamide 62951-85-3 BRN 3984634 L-Alanine-4-antipyrineamide Propanamide, 2-amino-N-(2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)-, (S)- Wk 34