4-chloro-8-methyl-5H-pyrimido[5,4-b]indole

5-ethoxy-1H-indole-2-carbohydrazide

5,6,7-trimethoxy-1H-indole-2-carbohydrazide

(4E)-3-(chloromethyl)-4-(2-thienylmethylene)isoxazol-5(4H)-one

2-cyano-N-(pyridin-3-ylmethyl)acetamide

methyl 2-[(cyanoacetyl)amino]-5-[(dimethylamino)carbonyl]-4-methylthiophene-3-carboxylate

methyl 2-[(cyanoacetyl)amino]-5,6,7,8-tetrahydro-4H-cyclohepta[b]thiophene-3-carboxylate

ethyl 2-[(cyanoacetyl)amino]-4-phenylthiophene-3-carboxylate

2-cyano-N-{4-[(1,3-thiazol-2-ylamino)sulfonyl]phenyl}acetamide

2-cyano-N-1-naphthylacetamide

ethyl 4-(4-chlorophenyl)-2-[(cyanoacetyl)amino]thiophene-3-carboxylate