spiro,naphthyridine,piperidin,1,8-naphthyridine,naphthyridin
Naphthyridine
182869-01-81-tert-butyl-7-(4-ethylpiperazin-1-yl)-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylic acid
139295-04-8Pyrido[2,3-b][1,6]naphthyridine-5,8(7H,10H)-dione,10-ethyl-3-fluoro-6-hydroxy-2-(4-methyl-1-piperazinyl)-