You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the compound with this IUPAC name 2-[5-[(5-bromo-2-ethoxyphenyl)methylidene]-4-oxo-3-phenyl-1,3-thiazolidin-2-ylidene]-2-cyano-N-(2,5-dichlorophenyl)acetamide ?
user
C27H18BrCl2N3O3S
assistant