You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2Z)-2-cyano-2-[(5S)-5-[(3,4-dichlorophenyl)methyl]-4-oxo-3-phenyl-1,3-thiazolidin-2-ylidene]-N-phenylacetamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C25H17Cl2N3O2S
assistant