1-CYCLOPROPYL-6,7-DIFLUORO-2,3-DIHYDROQUINOLIN-4(1H)-ONE; 1-cyclopropyl-6,7-difluoro-1,2,3,4-tetrahydroquinolin-4-one; 1-cyclopropyl-6,7-difluoro-1,2,3,4-tetrahydro-4-oxoquinoline