You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-(4-chlorophenyl)-2-(3,3-difluoropyrrolidin-1-yl)-1-[4-(5-methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)piperazin-1-yl]ethanone is the IUPAC name of a molecule. Please give its molecular formula.
user
C24H28ClF2N5O
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