You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (4Z)-5-(3-chloro-4-hydroxyphenyl)-4-[hydroxy-(4-propan-2-yloxyphenyl)methylidene]-1-(4-methoxyphenyl)pyrrolidine-2,3-dione .
user
C27H24ClNO6
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