1698-64-24,5-dichloro-6-hydroxy-2-phenyl-3(2H)-pyridazinoneDTXSID60355321RefChem:285330DTXCID903063814,5-Dichloro-6-hydroxy-2-phenylpyridazin-3(2H)-one4,5-dichloro-2-phenyl-1H-pyridazine-3,6-dione4,5-Dichloro-1-phenyl-1,2-dihydropyridazine-3,6-dione4,5-dichloro-6-hydroxy-2-phenyl-2,3-dihydropyridazin-3-oneMLS000577539Cambridge id 5345435Oprea1_190628