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What is the molecular formula of the compound with this IUPAC name (1R,2S,10S,12S)-1-hydroxy-2-(2-hydroxypropan-2-yl)-6-methyl-12-propan-2-yl-11-oxatetracyclo[7.4.1.05,14.010,12]tetradeca-5,7,9(14)-trien-13-one ?
user
C20H26O4
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