10-[(4aS,7aS)-(Octahydro-pyrrolo[3,4-b]pyridin-6-yl)]-9-fluoro-2,3-dihydro-3(S)-methyl-7-oxo-7H-pyrido[1,2,3-de][1,4]benzoxazine-6-carbocylic acid AIDS-007339 AIDS007339