You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
ethyl 2-[2-[[2-[4-[(2,4-dichlorobenzoyl)amino]phenyl]sulfanyl-2-phenylacetyl]amino]-1,3-thiazol-4-yl]acetate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C28H23Cl2N3O4S2
assistant