N-{3-[(1R,2S,7R,8S)-3-(3,4-difluorobenzyl)-6-hydroxy-4-oxo-3-aza-tricyclo[6.2.1.02,7]undec-5-en-5-yl]-1,1-dioxo-1,4-dihydro-1λ6-benzo[1,2,4]thiadiazin-7-yl}-N-methylmethanesulfonamide

N-{3-[(1R,2S,7R,8S)-3-(4-fluoro-3-methylbenzyl)-6-hydroxy-4-oxo-3-aza-tricyclo[6.2.1.02,7]undec-5-en-5-yl]-1,1-dioxo-1,4-dihydro-1λ6-benzo[1,2,4]thiadiazin-7-yl}-N-methylmethanesulfonamide

N-{3-[(1R,2S,7R,8S)-3-(4-fluorobenzyl)-6-hydroxy-4-oxo-3-azatricyclo[6.2.1.02,7]undec-5-en-5-yl]-1,1-dioxo-1,4-dihydro-1λ6-benzo[1,4]thiazin-7-yl}methanesulfonamide

N-{3-[(1R,2S,7R,8S)-3-(4-fluorobenzyl)-6,9-dihydroxy-4-oxo-3-azatricyclo[6.2.1.02,7]undec-5-en-5-yl]-1,1-dioxo-1,4-dihydro-1λ6-benzo[1,2,4]thiadiazin-7-yl}methanesulfonamide

methyl (1S,2R,3S,4R)-3-[(4-fluoro-3-methylbenzyl)amino]bicyclo[2.2.1]heptane-2-carboxylate