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What is the molecular formula of the molecule identified by [(3R,3aS,5aR,6S,8S,9bS)-6-acetyloxy-3,5a,9-trimethyl-2-oxo-3,3a,4,5,6,7,8,9b-octahydrobenzo[g][1]benzofuran-8-yl] acetate ?
user
C19H26O6
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