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 5-cyano-N-[4-(5-cyanopyridin-2-yl)piperazin-1-yl]-3-(2-ethoxyphenyl)-2-oxo-1-thiophen-3-ylsulfonylindole-3-carboxamide .
user
C32H27N7O5S2
assistant