You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named ethyl 2-[5-(2,5-dimethyl-1-pyridin-2-ylpyrrol-3-yl)-4-pyridin-2-yl-2-sulfanylideneimidazolidin-1-yl]acetate is given. What is its corresponding molecular formula?
user
C23H25N5O2S
assistant