Minocycline Impurity 19

Chemical Name: N,N'-((6aS,10S,10aS,11aR)-8-carbamoyl-10-(dimethylamino)-4,6,6a,9-tetrahydroxy-5,7-dioxo-5,6a,7,10,10a,11,11a,12-octahydrotetracene-1,3-diyl)bis(2-(tert-butylamino)acetamide)

Smile: OC1=C(C(N)=O)C([C@]2(O)[C@@]([C@@H]1N(C)C)([H])C[C@](C3=C2O)([H])CC4=C(NC(CNC(C)(C)C)=O)C=C(NC(CNC(C)(C)C)=O)C(O)=C4C3=O)=O