(6R,7S)-7-((Z)-2-(4-aminothiazol-2-yl)-2-(methoxyimino)acetamido)-3-((6,7-dihydro-5H-cyclopenta[b]pyridin-1-ium-1-yl)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate
Chemical Formula: C22H22N6O5S2
Exact Mass: 514.10931
Molecular Weight: 514.57728