Synonyms: 2-Naphthacenecarbonitrile,7-chloro-4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,6,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-(6CI,7CI,8CI); 2-Naphthacenecarbonitrile,7-chloro-4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,6,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-,[4S-(4a,4aa,5aa,6b,12aa)]-; 7-Chlortetracycline-2-nitrile; Chlortetracyclinenitrile