You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[[3-[4-amino-5-[3-(methanesulfonamidomethyl)phenyl]pyrrolo[2,3-d]pyrimidin-7-yl]cyclobutyl]methyl]azetidine-3-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C23H29N7O3S
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