You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-(2-amino-4-methylpentyl)-N-[4-[2-(4-chlorophenyl)ethyl]phenyl]-N-(3-methylbut-2-enyl)pyrrolidin-3-amine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C29H42ClN3
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