1 91L 1-amino-4-hydroxy-9,10-dioxo-9,10-dihydroanthracene-2-carboxylic acid 1.000 2 RHN 4,5-dihydroxy-9,10-dioxo-9,10-dihydroanthracene-2-carboxylic acid 0.909 3 HG6 4-chloranyl-9,10-bis(oxidanylidene)anthracene-2-carboxylic acid 0.864 4 AQC 9,10-dioxo-9,10-dihydroanthracene-2-carboxamide 0.818 5 EMO 3-methyl-1,6,8-trihydroxyanthraquinone 0.783 6 CHZ 1,8-dihydroxyanthracene-9,10-dione 0.773 7 9TA 1,4-bis-[2-(2-hydroxy-ethylamino)-ethylamino]-anthraquinone 0.762 8 9TF Purpurin 0.739 9 HH9 4-chloranyl-9-oxidanylidene-xanthene-2-carboxylic acid 0.739 10 J5R 8-chloranyl-9-oxidanylidene-xanthene-3-carboxylic acid 0.739 11 QOI 1,3,8-tris(oxidanyl)anthracene-9,10-dione 0.739 12 ANC Anthracen-1-ylamine 0.714 13 ANF Anthrone 0.714 14 3O7 1,4,5,8-tetrahydroxyanthracene-9,10-dione 0.708 15 MNY 5,8-di-amino-1,4-dihydroxy-anthraquinone 0.708 16 QPF 1-methoxy-3,8-bis(oxidanyl)anthracene-9,10-dione 0.708 17 QPO 3-methoxy-1,8-bis(oxidanyl)anthracene-9,10-dione 0.708 18 TXQ 1,2,5,8-tetrahydroxyanthracene-9,10-dione 0.708