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 (5S)-3-[[4-(azepane-1-carbonyl)piperidin-1-ium-1-yl]methyl]-5-methyl-1-(4-methylphenyl)imidazolidine-2,4-dione .
user
C24H35N4O3+
assistant