You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(5Z)-5-[[3-chloro-5-ethoxy-4-[(2-fluorophenyl)methoxy]phenyl]methylidene]-3-(2-methoxyphenyl)-1,3-thiazolidine-2,4-dione The above is the IUPAC name of a molecule. Write its molecular formula.
user
C26H21ClFNO5S
assistant