You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named methyl 2-[(2S,4S,9R,10S,11R,15R)-7,9,11,15-tetramethyl-12,16-dioxo-6-(oxolan-3-yl)-3,17-dioxapentacyclo[9.6.1.02,9.04,8.015,18]octadecan-10-yl]acetate is given. What is its corresponding molecular formula?
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C27H38O7
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