Minocycline Impurity 14

Chemical Name: (4S,4aS,5aR,12aS)-7-amino-4-(dimethylamino)-3,10,12,12a-tetrahydroxy-8-nitro-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide

Smile: OC1=C(C(N)=O)C([C@]2(O)[C@@]([C@@H]1N(C)C)([H])C[C@](C3=C2O)([H])CC4=C(N)C([N+]([O-])=O)=CC(O)=C4C3=O)=O