110766-31-9 6-(4-Acetylaminophenyl)-5-propioxymethyl-4,5-dihydro-3(2H)-pyridazinone Acetamide, N-(4-(1,4,5,6-tetrahydro-6-oxo-4-((1-oxopropoxy)methyl)-3-pyridazinyl)phenyl)- N-(4-(1,4,5,6-Tetrahydro-6-oxo-4-((1-oxopropoxy)methyl)-3-pyridazinyl)phenyl)acetamide