Fidaxomicin Impurity 5

Chemical Name:  (2R,3S,4S,5S,6R)-6-(((3E,5Z,8S,9E,11S,12R,13E,15E,18S)-12-(((2R,3S,4S,5S)-3,5-dihydroxy-4-(isobutyryloxy)-6,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-11-ethyl-8-hydroxy-18-((R)-1-hydroxyethyl)-9,13,15-trimethyl-2-oxooxacyclooctadeca-3,5,9,13,15-pentaen-3-yl)methoxy)-4-hydroxy-5-methoxy-2-methyltetrahydro-2H-pyran-3-yl 3,5-dichloro-2-ethyl-4,6-dihydroxybenzoate

Smile: O=C(O[C@@H]([C@H](O)[C@@H]1OC)[C@@H](C)O[C@H]1OC/C2=C\C=C/C[C@H](O)/C(C)=C/[C@H](CC)[C@@H](O[C@@H]([C@@H](O)[C@@H](OC(C(C)C)=O)[C@@H]3O)OC3(C)C)/C(C)=C/C(C)=C/C[C@@]([H])([C@@H](C)O)OC2=O)C4=C(CC)C(Cl)=C(O)C(Cl)=C4O