3-phenyl-4,5-dihydro-1H-1,2,4-triazole-5-thione
α-<(3-Phenyl-1,2,4-triazol-5-yl)-thio>acetessigsaeureethylester
ethyl 2-bromoacetoacetate
2-Phenyl-6-ethoxycarbonyl-5-methyl-thiazolo<3,2-b>-1,2,4-triazol
2-[(2-Hydroxy-ethyl)-(2-phenyl-[1,2,4]triazolo[5',1':2,3]thiazolo[4,5-d]pyridazin-5-yl)-amino]-ethanol
5-N-Morpholino-2-phenyl-1,2,4-triazolo<2',3':3,2>-thiazolo<4,5-d>-pyridazin
2-Phenyl-5-piperidin-1-yl-[1,2,4]triazolo[5',1':2,3]thiazolo[4,5-d]pyridazine
6-Ethoxycarbonyl-5-formyl-2-phenyl-thiazolo<3,2-b>-1,2,4-triazol
5-Chloro-2-phenyl-1,2,4-triazolo<2',3':3,2>-thiazolo<4,5-d>-pyridazin