You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named [3-[[1-(cyclopropylmethyl)piperidin-4-ylidene]-[4-(diethylcarbamoyl)phenyl]methyl]phenyl]carbamic acid by IUPAC nomenclature, provide its molecular formula.
user
C28H35N3O3
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