Flucloxacillin EP Impurity I

Chemical Name: (2E)-2-[[(Z)-[2-[3-(2-chloro-6-fluorophenyl)-5-methyl-1,2-oxazol-4-yl)-5-oxo-1,3-oxazol-4(5H)-ylidene]methyl]amino]-3-methyl-3-sulfanylbutanoic acid (as per EP)

Synonym: (3aS,4R,6R,7R,7aS)-4-((1S,2S)-2-chloro-1-((2S,4R)-1-methyl-4-propylpyrrolidine-2-carboxamido)propyl)-2,2-dimethyl-6-(methylthio)tetrahydro-4H-[1,3]dioxolo[4,5-c]pyran-7-yl dihydrogen phosphate

Smile: ClC1=C(C2=NOC(C)=C2C(OC/3=O)=NC3=C/NC(C(O)=O)C(C)(C)S)C(F)=CC=C1