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Name the molecular formula for the molecule established as (1R,3R)-3-[2-[(1R,2S,4aR,6S,8aR)-6-hydroxy-2,8a-dimethyl-2,3,4,4a,5,6,7,8-octahydro-1H-naphthalen-1-yl]ethyl]-3-methylcyclopentane-1-carbonitrile using the IUPAC nomenclature.
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C21H35NO
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