N,N,N',N'-tetramethyl, N''-butylguanidine azide

1-cyano-3-(3,4-dimethylphenyl)guanidine

1-Difluoromethyl-3-methylimidazoilum triflate

2-(1-methyl-1H-pyrrol-2-yl)pyridine

2-phenyl-1-(trifluoromethane)sulfonyl-1H-imidazole

3-(1-methyl-1H-indol-3-yl)-1,3-dihydro-2- benzofuran-1-one

1-propylpyridinium azide

ethyl 1-(5-bromopyrimidin-2-yl)piperidine-3-carboxylate

3-(5-nitro-1H-1,3-benzodiazol-1-yl)propanenitrile

(2-bromo-4,6-dinitrophenyl)hydrazine

Fluoromethanesulfonyl chloride