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-[(6S)-6-tert-butyl-3-cyano-4,5,6,7-tetrahydro-1-benzothiophen-2-yl]-2-(2,3-dioxoindol-1-yl)acetamide .
user
C23H23N3O3S
assistant