Quinone

1-amino-4-hydroxy-2-[(2-hydroxyethyl)thio]anthraquinone

1,5-diamino-4,8-dihydroxy-2-(hydroxytolyl)anthraquinone

1,4-dihydroxy-5,8-bis[(4-methylphenyl)amino]anthraquinone

2,5-Dihydroxy-3-(4-hydroxyphenyl)-6-phenyl-1,4-benzoquinone

2-CHLORO-5,7-DIMETHOXY-[1,4]NAPHTHOQUINONE

Diethylhexyl hydroquinone

1,8-dihydroxy-9,10-anthraquinone-2,6-disulfonic acid

1,4-diamino-2-(2-methoxyethoxy)anthraquinone

Topaquinone