2-oxazolidinone, 3-[3,5-difluoro-4-[1,2,3,6-tetrahydro-1-[2-hydroxy-1-oxo-3-(1H-pyrazol-1-yl)propyl]-4-pyridinyl]phenyl]-5-[(3-isoxazolyloxy)methyl]-, (5R)- AIDS-154563 AIDS154563