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 2-[[2-(dimethylamino)pyridin-4-yl]methyl]-1-ethyl-3-[1-[[4-(trifluoromethyl)phenyl]methyl]pyrrolidin-3-yl]guanidine .
user
C23H31F3N6
assistant