7-amino-2-methylpyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-6(7H)-one

7-amino-5-methylpyrido[3,4-e][1,2,4]triazolo[1,5-a]pyrimidin-6(7H)-one

1-[7-hydroxy-2-(trifluoromethyl)[1,2,4]triazolo[1,5-a]pyrimidin-6-yl]ethanone

ethyl 7-methyl-2-[(4-methylbenzyl)thio][1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylate

4-(3-bromophenyl)-1,4-dihydro[1,3,5]triazino[1,2-a]benzimidazol-2-amine

4-(2-furyl)-1,4-dihydro[1,3,5]triazino[1,2-a]benzimidazol-2-amine

ethyl 7-[(E)-2-(dimethylamino)vinyl][1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylate

1-{7-[(E)-2-(dimethylamino)vinyl]-2-pyridin-3-yl[1,2,4]triazolo[1,5-a]pyrimidin-6-yl}ethanone

5-[2-(2-thienyl)ethyl]-1,4,5,6-tetrahydro-1,3,5-triazine-2-thiol

1-(7-methyl-2-phenyl[1,2,4]triazolo[1,5-a]pyrimidin-6-yl)ethanone

4-[(E)-2-phenylvinyl]-1,4-dihydro[1,3,5]triazino[1,2-a]benzimidazol-2-amine