(S)-3-Nitro-N-(pyrrolidin-3-yl)pyridin-2-amine hydrochloride
3,4-Dichloro-5-(2,2,2-trifluoroethoxy)pyridazine
6-(2,6-Dichlorophenyl)-8-methyl-2-(methylthio)pyrimido[4,5-d]pyridazin-5(6H)-one
Benzyl 3-oxo-2,3,7,8-tetrahydropyrido[4,3-c]pyridazine-6(5H)-carboxylate