You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(6-methyl-2-phenylquinolin-4-yl)-[4-(1-methylpyrazolo[3,4-d]pyrimidin-4-yl)piperazin-1-yl]methanone The above is the IUPAC name of a molecule. Write its molecular formula.
user
C27H25N7O
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