You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (3aR,7aS)-2-(4-bromo-3-fluorophenyl)sulfonyl-1,3,3a,4,5,6,7,7a-octahydroisoindol-5-amine into molecular formula.
user
C14H18BrFN2O2S
assistant