You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 2-[4-[2-(5-hydroxy-2-methylidenecyclohexylidene)ethylidene]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-1-yl]-6-methylheptane-2,6-diol into its molecular formula.
user
C27H44O3
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