You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as 2-[1-benzyl-5-(hydroxymethyl)imidazol-2-yl]sulfanyl-N-(2,3-dimethylphenyl)acetamide using the IUPAC nomenclature.
user
C21H23N3O2S
assistant