You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 2-(5-chloro-2-methylphenyl)-7-(hydroxymethyl)-4,7a-dihydro-3aH-4,7-epoxyisoindole-1,3-dione into its molecular formula.
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C16H14ClNO4
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