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Can you give the molecular formula of the molecule 9-(1,3-benzodioxol-5-yl)-4-[(9-hydroxy-2,2-dimethyl-1,3,7-trioxaspiro[4.4]nonan-8-yl)oxy]-6,7-dimethoxy-3H-benzo[f][2]benzofuran-1-one ?
user
C29H28O11
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