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 1-cyclohexyl-5-[2,5-dimethyl-1-(pyridin-4-ylmethyl)pyrrol-3-yl]-4-pyridin-2-ylimidazolidine-2-thione ?
user
C26H31N5S
assistant