107045-03-4 4-(3-Methyl-5-oxo-4-pyrazolidenemethyl)phenoxyacetic acid 4-methoxybenzylidenehydrazide Acetic acid, (p-((3-methyl-5-oxo-2-pyrazolin-4-ylidene)methyl)phenoxy)-, (4-methoxybenzylidene)hydrazide