1 CHZ 1,8-dihydroxyanthracene-9,10-dione 1.000 2 QOI 1,3,8-tris(oxidanyl)anthracene-9,10-dione 0.947 3 3O7 1,4,5,8-tetrahydroxyanthracene-9,10-dione 0.900 4 EMO 3-methyl-1,6,8-trihydroxyanthraquinone 0.900 5 QPO 3-methoxy-1,8-bis(oxidanyl)anthracene-9,10-dione 0.900 6 TXQ 1,2,5,8-tetrahydroxyanthracene-9,10-dione 0.900 7 9TA 1,4-bis-[2-(2-hydroxy-ethylamino)-ethylamino]-anthraquinone 0.889 8 HNA 1,8-di-hydroxy-4-nitro-anthraquinone 0.857 9 RHN 4,5-dihydroxy-9,10-dioxo-9,10-dihydroanthracene-2-carboxylic acid 0.857 10 9TF Purpurin 0.850 11 ANF Anthrone 0.833 12 OAL (1,8-dihydroxy-9,10-dioxo-9,10-dihydro-anthracen-2-yl)-acetic acid 0.818 13 MNY 5,8-di-amino-1,4-dihydroxy-anthraquinone 0.810 14 QPF 1-methoxy-3,8-bis(oxidanyl)anthracene-9,10-dione 0.810 15 JJY 3,4,6,7-tetrahydroacridine-1,8(2h,5h)-dione 0.789 16 AN3 Anthracene 0.778 17 91L 1-amino-4-hydroxy-9,10-dioxo-9,10-dihydroanthracene-2-carboxylic acid 0.773 18 ADL (1,8-dihydroxy-9-oxo-9,10-dihydro-anthracen-2-yl)-acetic acid 0.773 19 QOT 3,8-dimethoxy-1-oxidanyl-anthracene-9,10-dione 0.773 20 QP3 1,3-dimethoxy-8-oxidanyl-anthracene-9,10-dione 0.773 21 AQC 9,10-dioxo-9,10-dihydroanthracene-2-carboxamide 0.762 22 EKU 1,3,5,8-tetrakis(oxidanyl)xanthen-9-one 0.762 23 1TJ 1,8-dihydroxy-3-methyltetraphene-6,7,12(5h)-trione 0.750 24 537 2,6-dihydroanthra/1,9-Cd/pyrazol-6-one 0.750 25 AZN Alizarin red 0.739 26 I8Y 3-amino-4-hydroxy-9,10-dioxo-9,10-dihydroanthracene-2-sulfonic acid 0.739 27 NOM 7-hydroxy-5-methyl-3,3a,5,11b-tetrahydro-1,4-dioxa-cyclopenta[a]anthracene-2,6,11-trione 0.739 28 ANC Anthracen-1-ylamine 0.737 29 AQN 9,10-dioxo-9,10-dihydroanthracene-2-sulfonic acid 0.727 30 HG6 4-chloranyl-9,10-bis(oxidanylidene)anthracene-2-carboxylic acid 0.727 31 MNX 1,8-di-hydroxy-4-nitro-xanthen-9-one 0.727 32 JUG 5-hydroxynaphthalene-1,4-dione 0.722 33 2V4 Rabelomycin 0.720