You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named cyclopenta-1,3-diene;5-cyclopenta-2,4-dien-1-ylcyclopenta-1,3-diene;5-cyclopenta-2,4-dien-1-ylcyclopenta-1,3-diene;cyclopenta-2,4-dien-1-ylmethanol;iron by IUPAC nomenclature, provide its molecular formula.
user
C31H24Fe3O-10
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