You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (2Z)-7-[[4-(3-chlorophenyl)piperazin-1-yl]methyl]-6-hydroxy-4-methyl-2-[(2,3,4-trimethoxyphenyl)methylidene]-1-benzofuran-3-one into its molecular formula.
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C30H31ClN2O6
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