(1-(5-Nitro-2-furyl)-2-(6-amino-3-pyridazyl)ethylene) hydrochloride 1614-20-6 3-Amino-6-(2-(5-nitro-2-furyl)vinyl)pyridazine hydrochloride 3-Pyridazinamine, 6-(2-(5-nitro-2-furanyl)ethenyl)-, monohydrochloride 50832-74-1 Carofur Nifurprazine hydrochloride Nifurprazinium Pyridazine, 3-amino-6-(2-(5-nitro-2-furyl)vinyl)-, monohydrochloride