1-t-butoxycarbonylamino-4-azatricyclo[6.1.0.02,6]nonane 、 6,7-Difluoro-1-[2-(S)-fluoro-1-(R)-cyclopropyl]-1,4-dihydro-8-methoxy-4-oxoquinoline-3-carboxylic acidBF
2 chelate 生成 7-{(1R,2R,6S)-1-amino-4-azatricyclo[6.1.0.02,6]nonan-4-yl}-6-fluoro-1-[2-(S)-fluoro-1-(R)-cyclopropyl]-8-methoxy-1,4-dihydro-4-oxoquinoline-3-carboxylic acid