1 EMO 3-methyl-1,6,8-trihydroxyanthraquinone 1.000 2 CHZ 1,8-dihydroxyanthracene-9,10-dione 0.900 3 RHN 4,5-dihydroxy-9,10-dioxo-9,10-dihydroanthracene-2-carboxylic acid 0.864 4 9TF Purpurin 0.857 5 QOI 1,3,8-tris(oxidanyl)anthracene-9,10-dione 0.857 6 3O7 1,4,5,8-tetrahydroxyanthracene-9,10-dione 0.818 7 QPO 3-methoxy-1,8-bis(oxidanyl)anthracene-9,10-dione 0.818 8 TXQ 1,2,5,8-tetrahydroxyanthracene-9,10-dione 0.818 9 9TA 1,4-bis-[2-(2-hydroxy-ethylamino)-ethylamino]-anthraquinone 0.800 10 91L 1-amino-4-hydroxy-9,10-dioxo-9,10-dihydroanthracene-2-carboxylic acid 0.783 11 HNA 1,8-di-hydroxy-4-nitro-anthraquinone 0.783 12 AQC 9,10-dioxo-9,10-dihydroanthracene-2-carboxamide 0.773 13 EKU 1,3,5,8-tetrakis(oxidanyl)xanthen-9-one 0.773 14 JRO 6,7,9-trihydroxy-3-methyl-1h-benzo[G]isochromen-1-one 0.773 15 ANF Anthrone 0.750 16 OAL (1,8-dihydroxy-9,10-dioxo-9,10-dihydro-anthracen-2-yl)-acetic acid 0.750 17 HG6 4-chloranyl-9,10-bis(oxidanylidene)anthracene-2-carboxylic acid 0.739 18 MNY 5,8-di-amino-1,4-dihydroxy-anthraquinone 0.739 19 QPF 1-methoxy-3,8-bis(oxidanyl)anthracene-9,10-dione 0.739 20 JJY 3,4,6,7-tetrahydroacridine-1,8(2h,5h)-dione 0.714 21 ADL (1,8-dihydroxy-9-oxo-9,10-dihydro-anthracen-2-yl)-acetic acid 0.708 22 I8U 3-hydroxy-9,10-dioxo-9,10-dihydroanthracene-2-sulfonic acid 0.708 23 QOT 3,8-dimethoxy-1-oxidanyl-anthracene-9,10-dione 0.708 24 QP3 1,3-dimethoxy-8-oxidanyl-anthracene-9,10-dione 0.708 25 AN3 Anthracene 0.700