1,8-Dichloranthrachinon 1,8-Dichloro-9,10-anthraquinone 1,8-Dichloroanthraquinone 82-43-9 9,10-Anthracenedione, 1,8-dichloro- Anthraquinone, 1,8-dichloro- NSC7209 WLN: L C666 BV IVJ DG NG