You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 2-[11-(3-chlorophenyl)-10,12-dioxo-7-thia-9,11-diazatricyclo[6.4.0.02,6]dodeca-1(8),2(6)-dien-9-yl]-N-(2,4-dimethoxyphenyl)acetamide by IUPAC nomenclature, provide its molecular formula.
user
C25H22ClN3O5S
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