5-Amino-2-hydroxybenzimidazole

5-Amino-2-hydroxytoluene

5-Amino-2-methoxy-tetrahydro-pyran-3, 4-diol

5-Amino-2-methoxyphenol

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

5-Amino-2-methylbenzenesulfonic acid

5-Amino-2-nitrobenzoic acid

5-Amino-2-oxovaleric acid hydrochloride

5-Amino-2-phenoxybenzenesulphonic acid

5-Amino-2-phenylpyridazin-3(2H)-one

5-Amino-2-propylphenol

5-Amino-2-pyridone

5-Amino-2-thiocytosine

5-Amino-2-thioxo-2, 3-dihydro-1, 3-thiazole-4-carboxamide

5-Amino-3, 4-dihydroxy-2-isopropyl-7-methyloctanoic acid

5-Amino-3, 4-dimethylisoxazole

5-Amino-3, 4-pyridazinedithiol

5-Amino-3-((3-chloro-2-hydroxy-5-nitrophenyl)azo)-4-hydroxynaphthalene-2, 7-disulphonic acid

5-Amino-3-((4'-((6-amino-1-hydroxy-3-sulpho-2-naphthyl)azo)(1, 1'-biphenyl)-4-yl)azo)-4-hydroxynaphthalene-2, 7-disulphonic acid, sodium salt

5-Amino-3-((4'-((dihydroxyphenyl)azo)-3, 3'-dimethyl(1, 1'-biphenyl)-4-yl)azo)-4-hydroxynaphthalene-2, 7-disulphonic acid, sodium salt