You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 2-(4-ethoxyphenyl)-N-[2-[[5-(4-methylphenyl)-1H-imidazol-2-yl]sulfanyl]ethyl]acetamide into its molecular formula.
user
C22H25N3O2S
assistant