Sodium 2-((4-(ethyl(3-sulfonatobenzyl)amino)phenyl)(4-(ethyl(3-sulfonatobenzyl)iminio)cyclohexa-2,5-dien-1-ylidene)methyl)benzenesulfonate

N-(4-((4-(Dimethylamino)phenyl)(phenyl)methylene)cyclohexa-2,5-dien-1-ylidene)-N-methylmethanaminium chloride

3,3-Bis(3-chloro-4-hydroxyphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide

N-(4-((4-(Diethylamino)phenyl)(phenyl)methylene)cyclohexa-2,5-dien-1-ylidene)-N-ethylethanaminium hydrogen sulfate

Sodium 3,3'-((3,3'-dimethyl-[1,1'-biphenyl]-4,4'-diyl)bis(diazene-2,1-diyl))bis(5-amino-4-hydroxynaphthalene-2,7-disulfonate)

N,N,N′,N′-Tetramethylacridine-3,6-diamine monohydrochloride compd. with zinc dichloride

4,5-Dihydroxy-3-[(2-hydroxy-5-sulfophenyl)azo]-2,7-Naphthalenedisulfonic acid trisodium salt

Sodium 3,3'-dioxo-[2,2'-biindolinylidene]-5,5'-disulfonate

2-(Bis(4-hydroxyphenyl)methyl)benzoic acid

Sodium 4-(3-(4-hydroxy-3-methylphenyl)-1,1-dioxido-3H-benzo[c][1,2]oxathiol-3-yl)-2-methylphenolate