You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 2-[[2-(difluoromethoxy)-3-ethoxyphenyl]methyl]-1-ethyl-3-(3-propan-2-yloxypropyl)guanidine;hydroiodide into its molecular formula.
user
C19H32F2IN3O3
assistant