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Translate the chemical IUPAC name 10-but-3-ynyl-3-(1-chloro-2-pyridin-2-ylethenyl)-7,11-dihydroxy-8,8,12,16-tetramethyl-17-oxa-4-azabicyclo[14.1.0]heptadecane-5,9-dione into its molecular formula.
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C30H41ClN2O5
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