Carbamic acid, [(1a,5a,6b)-6-[5-[2-fluoro-4-[(5R)-2-oxo-5-(1H-1,2,3-triazol-1-ylmethyl)- 3-oxazolidinyl]phenyl]-2-pyridinyl]-3-thiabicyclo[3.1.0]hex-6-yl]-, 1,1-dimethylethyl ester