Roxithromycin Impurity I

Chemical Name: 2'-0-[(2-methoxyethoxy) methyl] erythromycin 9-(E)-[0-[(2- methoxy ethoxy) methyl] oxime]

Synonym: Cefazolin USP Impurity F

Smile: O=C(O[C@H](CC)[C@@](C)(O)[C@H](O)[C@H]/1C)[C@H](C)[C@](O[C@@]2([H])C[C@@](C)(OC)[C@@H](O)[C@H](C)O2)([H])[C@H](C)[C@@H](O[C@@]3([H])[C@H](OCOCCOC)[C@@H](N(C)C)C[C@@H](C)O3)[C@](C)(O)C[C@@H](C)C1=N/OCOCCOC