2-chloro-4-methyl-1,5-naphthyridine

1-methyl-3-(4-methylphenyl)-1{H}-pyrazole-5-carboxylic acid

3-(2-furyl)-1-methyl-1H-pyrazole-5-carboxylic acid

4-amino-6-(2-thienyl)pyridazin-3(2{H})-one

5-(2-methylphenyl)isoxazole-3-carboxylic acid

3-(4-methoxyphenyl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carboxylic acid

6-(2,3-dihydro-1,4-benzodioxin-6-yl)pyridazin-3-ol

4-chloro-6-propylpyrimidine

6-chloro-3-(methoxymethyl)[1,2,4]triazolo[4,3-b]pyridazine

6-chloro-3-(3,4-dimethoxyphenyl)[1,2,4]triazolo[4,3-b]pyridazine

{3-[3-(2-thienyl)[1,2,4]triazolo[4,3-b]pyridazin-6-yl]phenyl}amine