5-[2-[6-Ethoxy-1-ethylquinolin-2(1H)-ylidene]ethylidene]-3-ethyl-2-thioxo-4-thiazolidinone

5-[(6-ethoxy-1-ethyl-(1H)-quinolin-2-ylidene)ethylidene]-3-ethyl-2-thioxothiazolidin-4-one