You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule (5Z)-5-[(2-hydroxy-3-methoxy-5-nitrophenyl)methylidene]-3-(naphthalen-2-ylmethyl)-1,3-thiazolidine-2,4-dione ?
user
C22H16N2O6S
assistant