N-Nitroso Azithromycin EP Impurity M

Chemical Name: N-((2S,3R,4S,6R)-2-(((2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-2-ethyl-3,4,10-trihydroxy-13-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3,5,6,8,10,12,14-heptamethyl-15-oxo-1-oxa-6-azacyclopentadecan-11-yl)oxy)-3-hydroxy-6-methyltetrahydro-2H-pyran-4-yl)-N-nitrosoformamide

Smile: O=CN([C@@H]1[C@@H](O)[C@H](O[C@H]([C@@H](C)[C@H](O[C@H]2CC(C)(OC)[C@@H](O)[C@H](C)O2)[C@H]3C)C(C)(O)C[C@@H](C)CN(C)[C@H](C)[C@@H](O)[C@](C)(O)[C@@H](CC)OC3=O)O[C@H](C)C1)N=O