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 1-[2-cyclohexyl-2-(dimethylamino)ethyl]-2-methyl-3-[[5-oxo-1-(2-phenylethyl)pyrrolidin-3-yl]methyl]guanidine .
user
C25H41N5O
assistant