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 1-(4-chlorophenyl)sulfonyl-N-[[3-chloro-5-(trifluoromethyl)pyridin-2-yl]methyl]-2-cyclopropyl-1',1'-dioxospiro[2H-indole-3,4'-thiane]-5-carboxamide .
user
C29H26Cl2F3N3O5S2
assistant