You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(5Z)-5-[[3-bromo-5-ethoxy-4-[(4-fluorophenyl)methoxy]phenyl]methylidene]-3-(2-phenoxyethyl)-1,3-thiazolidine-2,4-dione is the IUPAC name of a molecule. Please give its molecular formula.
user
C27H23BrFNO5S
assistant