You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[benzylcarbamoyl(3-methoxypropyl)amino]-N-[(4-fluorophenyl)methyl]-N-[(3-methylthiophen-2-yl)methyl]acetamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C27H32FN3O3S
assistant