You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-[1-(2-methoxyethoxymethyl)imidazol-2-yl]-N-(3-methylsulfanylphenyl)piperidine-1-carbothioamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C20H28N4O2S2
assistant