You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-amino-N-[3-(carbamoylamino)-1-(4-chlorophenyl)propyl]-1-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)piperidine-4-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H27ClN8O2
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