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 (1R,2S,9R,10R)-3-(2,3-dihydro-1-benzofuran-5-ylsulfonyl)-3,15-diazatetracyclo[7.7.1.02,7.010,15]heptadec-7-ene .
user
C23H30N2O3S
assistant