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What is the molecular formula of the molecule 2-[[(2R,3R,3aR,6aR)-3-[9-(oxan-2-yloxy)nona-1,7-dienyl]-5-(5-phenylmethoxypentyl)-1,2,3,3a,4,6a-hexahydropentalen-2-yl]oxy]oxane ?
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C39H58O5
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