You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[5-[(4-fluorophenyl)sulfonyl-[[3-(trifluoromethyl)phenyl]methyl]amino]-2-propyl-1,3-dihydrobenzimidazol-2-yl]acetic acid The above is the IUPAC name of a molecule. Write its molecular formula.
user
C26H25F4N3O4S
assistant