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 (5R,6R,7R)-7-ethyl-3-(3-hydroxypropyl)-4-oxo-2-N-pentyl-6-N-phenyl-10-oxa-3-azatricyclo[5.2.1.01,5]decane-2,6-dicarboxamide .
user
C26H37N3O5
assistant