You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[1-(cyclopentanecarbonyl)pyrrolidin-3-yl]-2-methyl-3-[2-[[4-(trifluoromethyl)pyrimidin-2-yl]amino]ethyl]guanidine;hydroiodide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H29F3IN7O
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