You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(1S,4R)-7-hydroxy-1,6-dimethyl-4-propan-2-yl-3,4-dihydro-1H-naphthalen-2-one The above is the IUPAC name of a molecule. Write its molecular formula.
user
C15H20O2
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