You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (1S,4R,6R,7R,11S)-3-hydroxy-8-methylidene-2-oxatricyclo[5.3.1.04,11]undecane-6-carbaldehyde by IUPAC nomenclature, provide its molecular formula.
user
C12H16O3
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