You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[3-(5-chloro-7-fluoro-2,3-dihydro-1-benzofuran-4-yl)propyl]cyclopropanecarboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C15H17ClFNO2
assistant