Dirithromycin EP Impurity E

Chemical Name: 9,11-[imino(1-methylethylidene)oxy]-9-deoxo-11-deoxyerythromycin

Smile: C[C@H]1O[C@@H](O[C@@]([C@](C)([H])[C@@](O[C@@H]2O[C@@H](C)[C@H](O)[C@](C)(OC)C2)([H])[C@@]3([H])C)([H])[C@](C)(O)C[C@@]([H])(C)[C@]([H])(NC(C)(C)O4)[C@]([H])(C)[C@]4([H])[C@@](O)(C)[C@](CC)([H])OC3=O)[C@H](O)[C@@H](N(C)C)C1