You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
ethane;3-fluoro-1-[5-(2-fluoroethylsulfanyl)cyclohepta-1,3,6-trien-1-yl]-1-methoxypropan-2-amine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C15H25F2NOS
assistant