You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
methyl (2S)-2-[(5E)-5-[[3-bromo-5-methoxy-4-(2-methoxy-2-oxoethoxy)phenyl]methylidene]-2,4-dioxo-1,3-thiazolidin-3-yl]propanoate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C18H18BrNO8S
assistant