You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 3-[2-(2,3-dihydro-1,4-benzothiazin-4-yl)-2-oxoethyl]-5-(3,4-dimethoxyphenyl)-5-methylimidazolidine-2,4-dione ?
user
C22H23N3O5S
assistant