You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 2-(4-cyano-1,3-dioxo-6,7,8,9-tetrahydro-5H-pyrimido[1,6-a]azepin-2-yl)-N-(4-pyrrolidin-1-ylsulfonylphenyl)acetamide is given. What is its corresponding molecular formula?
user
C22H25N5O5S
assistant