Synonyms: 2-Naphthacenecarboxamide,4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,5,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-,6-epimer (8CI); 2-Naphthacenecarboxamide,4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,5,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-,[4S-(4a,4aa,5a,5aa,6b,12aa)]-; 6-Epidoxycycline; 6-Epioxytetracycline, 6-deoxy-; 6-epi-Doxycycline;6-epi-Oxytetracycline, 6-deoxy-; epi-Doxycycline; b-6-Deoxy-5-hydroxytetracycline