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What is the molecular formula of the compound with this IUPAC name [3a-butan-2-yl-5-(2,2-dimethylcyclopropyl)-4,8,8a-trihydroxy-7-(hydroxymethyl)-2-methyl-1,4,5,8-tetrahydroazulen-1-yl] 3-methyl-1H-pyrrole-2-carboxylate ?
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C27H39NO6
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