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What is the molecular formula of the molecule identified by [(1R,2S,3R,4R,7R,9S,10S,12R)-12-acetyloxy-1,9-dihydroxy-2,4,10,14,17,17-hexamethyl-11-oxo-6-oxatetracyclo[11.3.1.03,10.04,7]heptadec-13-en-15-yl] (2R)-3-benzamido-2-hydroxy-3-phenylpropanoate ?
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C40H49NO10
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