2-Chloronicotinic acid

1-(2-Furoyl)piperazine

5-Amino-2-methyl-1H-tetrazole

5-Amino-2-methyl-1H-tetrazole

4-Bromo-2-chloropyridine

2-Chloro-5-hydroxypyridine

5-Chloroindole-2-carboxylic acid ethyl ester

5-Bromo-2-methylpyridine

4-Aminonicotinic acid

5-Aminonicotinic acid

5-Trifluoromethylindoline

5-Fluoro-3-methylindole