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 (3R,4R,5S)-4-(4-chlorophenyl)-2,6-dioxo-5-pyridin-1-ium-1-ylpiperidine-3-carbonitrile .
user
C17H13ClN3O2+
assistant