You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-[methyl-[2-[(R)-[3-methyl-4-(2,2,2-trifluoroethoxy)pyridin-2-yl]methylsulfinyl]benzimidazole-1-carbonyl]amino]propyl benzoate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C28H27F3N4O5S
assistant