1-Cyclopropyl-6,8-difluoro-1,4-dihydro-7-(4-hydroxyphenyl)-4-oxo-3-quinolinecarboxylic acid 1-Cyclopropyl-6,8-difluoro-7-(4-hydroxyphenyl)-4-quinolone-3-carboxylic acid 136440-70-5 3-Quinolinecarboxylic acid, 1-cyclopropyl-6,8-difluoro-1,4-dihydro-7-(4-hydroxyphenyl)-4-oxo- CP 115953 Cp-115,953