Synonyms: ((4-(1,4,5,6-tetrahydro-4-methyl-6-oxo-3-pyridazinyl)phenyl)hydrazono)propanedinitrile; dextrosimendan; (R)-6-(4-Aminophenyl)-5-methyl-4,5-dihydropyridazin-3(2H)-one; OR-1855; (r)-6-(4-aminophenyl)-4,5-dihydro-5-methyl-3(2h)-pyridazinone; OR 1855; (R)-6-(4-Aminophenyl)-5-Methylpyridazin-3(2H)One; 3(2H)-Pyridazinone, 6-(4-aminophenyl)-4,5-dihydro-5-methyl-, (R)-; (4R)-3-(4-Aminophenyl)-4-methyl-4,5-dihydro-1H-pyridazin-6-one; GDMRFHZLKNYRRO-SSDOTTSWSA-N; OR1855; SCHEMBL5681256; Levosimendan; 3(2H)-Pyridazinone,6-(4-aminophenyl)-4,5-dihydro-5-methyl-, (5R)-; CTK3J9693; ZINC5141586; AC-070; BBL102299; CA-590; MFCD09032921; STL556098; AKOS015889656; AJ-53322; OR 1259; BC218833; CJ-12466; DS-15085; AB0070440; RT-005676; ST2408178; TL8000087; CS-0031338; FT-0600355; 328A852; OR 1855; J-000368; BRD-K79723649-001-01-3; 6-(4-Aminophenyl)-4,5-dihydro-5-mehtyl-3(2H)-pyridazinone; (5R)-6-(4-Aminophenyl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone; (5R)-6-(4-aminophenyl)-5-methyl-4,5-dihydropyridazin-3(2H)-one; (R)-6-(4-aminophenyl)-5-methyl-4 5-dihydro-3(2H)-pyridazinone; (R)-6-(4-aminophenyl)-5-methyl-4,5-dihydro-2H-pyridazin-3-one; (R)-6-(4-aminophenyl)-5-methyl-4,5-dihydro-3(2H)-pyridazinone; 3(2H)-Pyridazinone, 6-(4-aminophenyl)-4,5-dihydro-5-methyl-, (5R)-; CID10465484; OR-1259; UR6330000; OR-1855; Simadax; simendan; 101328-85-2;