You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3,5-dichloro-N-[(Z)-1-[3-(4-chlorophenyl)-1-phenylpyrazol-4-yl]-3-oxo-3-(pyridin-3-ylmethylamino)prop-1-en-2-yl]benzamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C31H22Cl3N5O2
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