Molecular Formula: C22H23ClN2O7 Formula Weight: 462.88
(4R,4aS,12aS)-4-(Dimethylamino)-1,4,4a,5,12,12a-hexahydro-3,10,11,12a-tetrahydroxy-6-methyl-1,12-dioxo-2-naphthacenecarboxamide monohydrochloride;4-Epianhydrotetracycline hydrochloride