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 N-[(3aR,6aS)-3-(2,6-dimethylphenyl)-5,5-dioxo-3a,4,6,6a-tetrahydrothieno[3,4-d][1,3]thiazol-2-ylidene]-2-(3,4-dimethoxyphenyl)acetamide .
user
C23H26N2O5S2
assistant