Carbapenem compound

Abstract

The present invention relates to a carbapenem compound represented by formula (Ia) shown below: The carbapenem compound preferably has a crystalline form, and more preferably, the crystalline form has a powder X-ray diffraction pattern with peaks at 15.64, 9.93, 6.83, 6.52, 5.44, 5.01, 4.72, 4.50, 4.33, 4.24, 3.98, 3.85, 3.57, 3.41, 3.31, 3.10 2.76, and 2.67 as d-spacings (Å).

Dependencies are inferred from the claim text.