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What is the molecular formula of the compound with this IUPAC name 7-hydroxy-2,14-dimethoxy-12-methyl-6-propan-2-yltricyclo[9.4.0.03,8]pentadeca-1(11),3(8),6,9,12,14-hexaene-4,5-dione ?
user
C21H22O5
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