Rifaximin EP Impurity G

Chemical Name: Dehydro Rifaximin

Smile: O=C1C(C(C2=C(/C3=N/C(/C(C)=C\C=C\[C@H](C)[C@H](O)[C@@H](C)[C@@H](O)[C@H]4C)=O)N(C=CC(C)=C5)C5=N2)=C6C3=O)=C(C(C)=C6O)O[C@@]1(O/C=C/[C@@H]([C@H]([C@H]4OC(C)=O)C)OC)C