1,5-dichloroanthra-9,10-quinone 82-46-2 9,10-anthracenedione, 1,5-dichloro- InChI=1/C14H6Cl2O2/c15-9-5-1-3-7-11(9)14(18)8-4-2-6-10(16)12(8)13(7)17/h1-6