1 I7T 7-iodotetracycline 1.000 2 TDC 5a,6-anhydrotetracycline 0.938 3 TNC 4-dimethylamino-1,10,11,12-tetrahydroxy-3-oxo-3,4,4a,5-tetrahydro-naphthacene-2-carboxylic acid amide 0.935 4 DXT (4s,4ar,5s,5ar,6r,12as)-4-(dimethylamino)-3,5,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide 0.909 5 TAC Tetracycline 0.909 6 CTC 7-chlorotetracycline 0.882 7 MIY (4s,4as,5ar,12as)-4,7-bis(dimethylamino)-3,10,12,12a-tetrahydroxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2- carboxamide 0.882 8 OTC Oxytetracycline 0.882 9 XTC (4s,4as,5ar,12as)-4-(dimethylamino)-3,10,12,12a-tetrahydroxy-9-nitro-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide 0.882 10 D2C (2s,4s,4ar,5as,6s,11r,11as,12r,12ar)-7-chloro-4-(dimethylamino)-6,10,11,12-tetrahydroxy-1,3-dioxo-1,2,3,4,4a,5,5a,6,11,11a,12,12a-dodecahydrotetracene-2-carboxamide 0.879 11 4DM (4as,12as)-3,10,11,12a-tetrahydroxy-6-methyl-1,12-dioxo-1,4,4a,5,12,12a-hexahydrotetracene-2-carboxamide 0.844 12 V7A Sarecycline 0.833 13 ITC Iso-7-chlortetracycline 0.829 14 2TC (4s,4as,6s,8as)-6-[(1s)-7-chloro-4-hydroxy-1-methyl-3-oxo-1,3-dihydro-2-benzofuran-1-yl]-4-(dimethylamino)-3,8a-dihydroxy-1,8-dioxo-1,4,4a,5,6,7,8,8a-octahydronaphthalene-2-carbonitrile 0.800 15 AV8 2-carboxamido-2-deacetyl-chelocardin 0.794 16 ATC 9-(N,N-dimethylglycylamido)-6-deoxy-6-demethyl-tetracycline 0.789 17 P8F Pentacycline 0.732 18 U3B Omadacycline 0.732 19 YQM Eravacycline 0.732 20 80P (4s,4as,5ar,12as)-4-(diethylamino)-3,10,12,12a-tetrahydroxy-1,11-dioxo-8-[(2s)-pyrrolidin-2-yl]-7-(trifluoromethyl)-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide 0.714