You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2S)-N-[[(2S)-8-(3-phenylpropyl)-1-oxa-8-azaspiro[4.5]decan-2-yl]methyl]oxolane-2-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C23H34N2O3
assistant