You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 4-(1,10-phenanthrolin-5-yl)-2,9-bis(pyrido[2,3-b]indol-9-yl)pyrido[3,2-h]quinazoline into its molecular formula.
user
C45H25N9
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