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 Tetrahydro-1,3(2H)-pyridazinedicarboxylic acid 1-(phenylmethyl) ester 4-HYDROXY-5-NITROPYRIDAZIN-3(2H)-ONE 3-(3,6-DIOXO-3,6-DIHYDROPYRIDAZIN-1(2H)-YL)PROPANOIC ACID 3-Pyridazinecarboxylicacid,1,6-dihydro-1-methyl-6-oxo-(6CI)
 Imidazo[1,2-b]pyridazine, 6-chloro-3-nitroso-2-phenyl- 3,6-Di(1H-imidazol-1-yl)pyridazine 3-(BROMOMETHYL)PYRIDAZINE, 3-BROMOIMIDAZO[1,2-B]PYRIDAZINE
 7-CHLORO-IMIDAZO[1,2-B]PYRIDAZINE-2-CARBOXYLIC ACID 6-CHLORO-3-METHYL-IMIDAZO[1,2-B]PYRIDAZINE 4,5-dichloro-2-(4-methoxyphenyl)sulfonyl-pyridazin-3-one 3-Pyridazinamine, 6-[(3-methoxyphenyl)methyl]-
 3-Chloro-6-(1H-imidazol-1-yl)pyridazine 3-Pyridazinecarboxylicacid,6-amino-,methylester(6CI,9CI) 1-Imidazo[1,2-b]pyridazin-3-ylethanone Pyridazine-4-carboxylic acid methyl ester
 (2E)-3-[4-(METHYLSULFONYL)PHENYL]PROPENOIC ACID Imidazo[1,2-b]pyridazine 4,5-DICHLORO-2-(3,5-DICHLOROPHENYL)-2,3-DIHYDROPYRIDAZIN-3-ONE 6-oxo-1,6-dihydropyridazine-4-carboxylicacid
 2-(6-CHLORO-3-PYRIDAZINYL)-2-PHENYLACETONITRILE 4-oxo-1-phenyl-1,4-dihydro-3-pyridazinecarboxylic acid 6-Chloro-N-cyclopropylpyridazin-3-amine 3(2H)-Pyridazinone,4-amino-(6CI,9CI)
 6-Chloro-2,3-diphenylimidazo[1,2-b]pyridazine 6-CHLORO-IMIDAZO[1,2-B]PYRIDAZIN-3-AMINE 4-METHYL-3(2H)-PYRIDAZINONE 4-AMINO-PYRIDAZINE-3-CARBOXYLIC ACID
 1,6-DIHYDRO-6-OXO-3-PYRIDAZINECARBOXYLIC ACID, ETHYL ESTER 3-CHLORO-6-(2-PYRIDINYLMETHYL)PYRIDAZINE 6-CHLORO-IMIDAZO[1,2-B]PYRIDAZINE-3-CARBOXALDEHYDE 3-Pyridazinecarboxylicacid,6-methyl-,methylester(9CI)
 Pentanamide, N-(6-chloro-3-pyridazinyl)- 3,5-DICHLORO-6-PHENYLPYRIDAZINE Methyl 1-(6-Chloro-3-pyridazinyl)piperidine-3-carboxylate 2,3-DIHYDRO-3-OXO-4-PYRIDAZINECARBONITRILE
 Hexahydropyridazin 3,6-Dichloro-4-(4-pyridinyl)pyridazine 8-BROMO-6-CHLOROIMIDAZO[1,2-B]PYRIDAZINE Propanamide, N-(6-chloro-3-pyridazinyl)-
 N-(6-Chloro-3-pyridazinyl)acetamide 3,6-Diiodopyridazine 3-Chloro-6-(4-methyl-1H-imidazol-1-yl)pyridazine [1-(6-Chloropyridazin-3-yl)piperidin-4-yl]methanol
 3-chloro-5,6,7,8-tetrahydropyrido[4,3-c]pyridazine 6-chloro-N-pentylpyridazin-3-amine 6-Chloropyridazine-3-carboxamide 4-CHLORO-5-HYDROXY-3(2H)-PYRIDAZINONE
 pyridazine-4-boronic acid pinacol ester Hexanamide, N-(6-chloro-3-pyridazinyl)- Butanamide, N-(6-chloro-3-pyridazinyl)- 6-BROMO-4,5-DICHLORO-3(2H)-PYRIDAZINONE
 1-(6-Chloro-pyridazino-3-yl)piperidine 3-chloro-5,6,7,8-tetrahydropyrido[3,4-c]pyridazine 6-CHLORO-[1,2,4]TRIAZOLO[1,5-B]PYRIDAZINE-2-CARBOXYLIC ACID 3-AMINO-4-PYRIDAZINECARBOXYLIC ACID
 6-CHLORO-3-NITRO-IMIDAZO[1,2-B]PYRIDAZIN 6-Methoxypyridazine-3-carboxylic acid 6-HYDROXYIMIDAZO[1,2-B]PYRIDAZINE mesoridazine
 4-chloro-6-phenylpyridazin-3(2H)-one 3-AMINO-6-PHENYLTHIOPYRIDAZINE 5-AMINO-3-CHLOROPYRIDAZINE 3-CHLOROPYRIDAZINE-4-CARBONITRILE
 5-METHYLPYRIDAZIN-3-AMINE 4-hydrazinylpyridazine hydrochloride 3-CHLORO-6-ETHOXYPYRIDAZINE 3-Amino-6-(propylthio)pyridazine
 TETRAFLUOROPYRIDAZINE 3-(HYDRAZINO)PYRIDAZINE HYDROCHLORIDE 6-METHYL-3-PYRIDAZINECARBOXYLIC ACID 3-METHYL-5-PHENYLPYRIDAZINE
 2-Amino-6-chloroimidazo[1,2-b]pyridazine 3-Propoxypyridazine Methyl 3,6-dichloropyridazine-4-carboxylate Pyridazine hydrochloride
 6-Amino-3(2H)-pyridazinone 2-CHLORO-3-METHOXYQUINOXALINE Tetrahydro-3,6-pyridazinedione Isopropyl 3-pyridazinone-6-carboxylate
 4-PYRIDAZINEMETHANAMINE 6-PYRIDIN-2-YLMETHYL-PYRIDAZIN-3-OL Propyl 6-aminopyridazine-3-carboxylate 3-Amino-6-(ethylthio)pyridazine
 4-CHLORO-5-HYDRAZINOPYRIDAZIN-3(2H)-ONE HEXAHYDROPYRIDAZINE DIHYDROCHLORIDE pyridazine-3-carbonitrile 4-Methylpyridazine-3-carboxylicacid
 1-(6-CHLOROPYRIDAZIN-3-YL)PIPERIDINE-4-CARBOXAMIDE 1-(6-Pyridazinyl)piperazine 3-Chloro-6-morpholinopyridazine Ethyl 3-Chloropyridazine-4-carboxylate
 Ethyl 3-Hydroxypyridazine-4-carboxylate 3-Chloro-6-chloromethylpyridazine 3-Phenyl-5,6-dichloropyridazine IMIDAZO[1,2-B]PYRIDAZIN-6-AMINE
 6-CHLORO-3-IODOIMIDAZO[1,2-B]PYRIDAZINE Pyridazine, 3-bromo- (9CI) 6-Propoxypyridazin-3-amine 4-HYDROXYPYRIDAZINE
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