You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (1S,3Z,4S,7S,10S)-3-(hydroxymethylidene)tricyclo[5.2.1.04,10]deca-5,8-dien-2-one by IUPAC nomenclature, provide its molecular formula.
user
C11H10O2
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