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 (1S,2S,5R,6R,7S)-8-bromo-3-(2-hydroxyethyl)-4-oxo-2-[pentyl(prop-2-enyl)carbamoyl]-10-oxa-3-azatricyclo[5.2.1.01,5]decane-6-carboxylic acid is given. What is its corresponding molecular formula?
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C20H29BrN2O6
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