You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name (5R,6S,7S)-7-ethyl-3-(4-hydroxybutyl)-2-[(4-methoxyphenyl)-prop-2-enylcarbamoyl]-4-oxo-10-oxa-3-azatricyclo[5.2.1.01,5]decane-6-carboxylic acid into its molecular formula.
user
C26H34N2O7
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