1 2V4 Rabelomycin 1.000 2 1TJ 1,8-dihydroxy-3-methyltetraphene-6,7,12(5h)-trione 0.960 3 P7Q (3~{R})-8-methoxy-3-methyl-3,6-bis(oxidanyl)-2,4-dihydrobenzo[a]anthracene-1,7,12-trione 0.889 4 P7K (3~{R})-8-methoxy-3-methyl-3-oxidanyl-2,4-dihydrobenzo[a]anthracene-1,7,12-trione 0.852 5 CHZ 1,8-dihydroxyanthracene-9,10-dione 0.720 6 VAK Methyl (1r,2r,4s)-2-ethyl-2,4,5,7-tetrahydroxy-6,11-dioxo-1,2,3,4,6,11-hexahydrotetracene-1-carboxylate 0.719 7 NGV Methyl 5,7-dihydroxy-2-methyl-4,6,11-trioxo-3,4,6,11-tetrahydrotetracene-1-carboxylate 0.710 8 TBT 8,9,10,11-tetrahydro-benzo[a]anthracene-8,9,10-triol 0.704