You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule (2S)-N-[(S)-(5-ethenyl-1-azoniabicyclo[2.2.2]octan-2-yl)-quinolin-4-ylmethyl]pyrrolidine-2-carboxamide ?
user
C24H31N4O+
assistant