| abstract |
(57) [Summary] [Structure] Expression (7-substituted-9- (substituted amino) -6-demethyl-6 -Deoxytetracycline (for example, [4S- (4 d, 12ad)]-4,7-bis (dimethylamino)- 1,4,4a, 5,5a, 6,11,12a-octahydro-3,10,12,12a-tetrahydroxy-9 -Nitro-1,11-dioxo-2-naphthacenecarboxamide sulphate (1: 1)) and pharmaceutically acceptable salts and process for the production. [Effect] It has a wide range of antibacterial activity against bacteria including tetracycline-resistant bacteria. |