You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-hydroxy-4-[(Z)-5-hydroxy-3-methylpent-3-en-1-ynyl]-3,5-dimethylcyclohexa-2,5-dien-1-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C14H16O3
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