You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 7,13-dimethyl-4-phenyl-11-(1-phenylethyl)-5,6,8,11,12-pentazatricyclo[7.4.0.02,6]trideca-1(9),2,4,7,12-pentaen-10-one into its molecular formula.
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C24H21N5O
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