3-(1,3-Dithio-lan-2-yl-idene)-1-(4-meth-oxy-phen-yl)pyridine-2,4(1H,3H)-dione.

3-(1,3-Dithio-lan-2-yl-idene)-1-(4-meth-oxy-phen-yl)pyridine-2,4(1H,3H)-dione.