You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule benzyl (1R,9R,10R)-4-(1-methoxy-1-oxohexan-2-yl)oxy-17-azatetracyclo[7.5.3.01,10.02,7]heptadeca-2(7),3,5-triene-17-carboxylate .
user
C31H39NO5
assistant