You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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[4-(3-chlorophenyl)piperazin-1-yl]-[5-(4-methoxyphenyl)-2-phenylpyrazolo[1,5-a]pyrimidin-7-yl]methanone is the IUPAC name of a molecule. Please give its molecular formula.
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C30H26ClN5O2
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