You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (1S,2S,5R,6R,7R)-3-[(2R)-1-hydroxy-4-methylpentan-2-yl]-4-oxo-2-[prop-2-enyl(2,4,4-trimethylpentan-2-yl)carbamoyl]-10-oxa-3-azatricyclo[5.2.1.01,5]decane-6-carboxylic acid into its molecular formula.
user
C27H44N2O6
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