[(6S)-3-fluoro-8-oxo-5,6-dihydro-8H-[1,4]oxazino[2,3,4-de]-1,5-naphthyridin-6-yl]methyl methanesulfonate 、
1,1-dimethylethyl {[(3S,4S)-4-hydroxy-3-piperidinyl]methyl}carbamate 生成 1,1-Dimethylethyl [(1-{[(6R)-3-fluoro-8-oxo-5,6-dihydro-8H-[1,4]oxazino[2,3,4-de]-1,5-naphthyridin-6-yl]methyl}-4-hydroxy-3-piperidinyl)methyl]carbamate