You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule N-[2-[(5Z)-5-[(4-chlorophenyl)methylidene]-2,4-dioxo-1,3-thiazolidin-3-yl]ethyl]-2-hydroxybenzamide ?
user
C19H15ClN2O4S
assistant