You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-ethyl-2-[2-(furan-2-yl)-2-hydroxypropyl]-3-[3-(2,2,2-trifluoroethoxy)propyl]guanidine;hydroiodide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C15H25F3IN3O3
assistant