You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance N-[[(1S,5S,6R,7R)-3-[(1,5-dimethylindol-2-yl)methyl]-10-oxa-3-azatricyclo[5.2.1.01,5]decan-6-yl]methyl]propanamide .
user
C23H31N3O2
assistant