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What is the molecular formula of the compound with this IUPAC name [(1S,1'R,2S,3S,4S,8R)-2,3-bis[(2-methylpropan-2-yl)oxy]spiro[6-oxa-5-azatricyclo[6.3.0.01,5]undecane-4,2'-cyclopentane]-1'-yl]methanol ?
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C22H39NO4
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