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What is the molecular formula of the molecule methyl 3-[(1R,3R,6S,8R,12S,13R,18Z,20Z,24R,25S,26S)-12-hydroxy-17-[(1S)-1-hydroxyethyl]-5,13,25-trimethyl-11,22-dioxospiro[2,10,16,23-tetraoxatetracyclo[22.2.1.03,8.08,25]heptacosa-4,18,20-triene-26,2'-oxirane]-6-yl]propanoate ?
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C33H46O11
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