You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[4-[bis(2-chloroethyl)amino]-3-(trifluoromethyl)phenyl]-2-[1-methyl-4-(3-methylsulfanylpropanoylamino)pyrrol-2-yl]-3H-benzimidazole-5-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C28H29Cl2F3N6O2S
assistant