You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (6aR,9R,10aR)-3-[(Z)-hept-1-enyl]-9-(hydroxymethyl)-6,6-dimethyl-6a,7,8,9,10,10a-hexahydrobenzo[c]chromen-1-ol by IUPAC nomenclature, provide its molecular formula.
user
C23H34O3
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