6-nitro-2,3,4,9-tetrahydro-1{H}-${b}-carbolin-1-one

1-ethyl-8,9-dimethoxy-1,10b-dimethyl-1,5,6,10b-tetrahydro[1,3]oxazolo[4,3-{a}]isoquinolin-3-one

1-ethyl-1,10b-dimethyl-1,5,6,10b-tetrahydro[1,3]oxazolo[4,3-{a}]isoquinolin-3-one

methyl 1-(4-amino-1,2,5-oxadiazol-3-yl)-5-[(4-methylpiperidin-1-yl)methyl]-1{H}-1,2,3-triazole-4-carboxylate

1-(4-amino-1,2,5-oxadiazol-3-yl)-5-phenyl-1{H}-1,2,3-triazole-4-carbohydrazide

methyl (4,6-dimethyl-3-nitro-2-oxopyridin-1(2{H})-yl)acetate

{N}-[2-(3,4-dimethoxyphenyl)ethyl]-1{H}-pyrazole-3-carboxamide

4-amino-{N}-(2-methoxyethyl)-1,2,5-oxadiazole-3-carboxamide

4-amino-{N}-(2-hydroxyethyl)-1,2,5-oxadiazole-3-carboxamide

methyl 4-(3-amino-5-methyl-1{H}-pyrazol-1-yl)butanoate

5-[(5-nitropyridin-2-yl)thio]-1,3,4-thiadiazol-2-amine