You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule (3aR,4S,9bS)-N-(4-bromophenyl)-4-(2-fluorophenyl)-3a,4,5,9b-tetrahydro-3H-cyclopenta[c]quinoline-8-sulfonamide ?
user
C24H20BrFN2O2S
assistant