1-chloro-4-phenyl-5H-pyridazino[4,5-b]indole

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

2-chloro-1-(2,7-dimethyl-1H-indol-3-yl)ethanone

ethyl 4,6-dimethoxy-3-methyl-1H-indole-2-carboxylate

(4E)-3-(chloromethyl)-4-(4-methylbenzylidene)isoxazol-5(4H)-one

4-amino-6-phenyl-1,6-dihydro-1,3,5-triazine-2-thiol

4-amino-6-(4-methylphenyl)-1,6-dihydro-1,3,5-triazine-2-thiol

N-(2-chloro-5-nitrophenyl)-2-cyanoacetamide

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

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

ethyl 2-[(cyanoacetyl)amino]-5-isopropylthiophene-3-carboxylate