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 (5-bromospiro[2H-indole-3,1'-cyclohexane]-1-yl)-(3-pyrrolidin-4-id-1-ylsulfonylphenyl)methanone;iron .
user
C24H26BrFeN2O3S-
assistant