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 N-[(2S)-2-(4-chlorophenyl)-4-(1,1-dioxospiro[2H-1-benzothiophene-3,4'-piperidine]-1'-yl)butyl]-N-methyl-3,5-bis(trifluoromethyl)benzamide .
user
C32H31ClF6N2O3S
assistant