3,3,3',3'-tetramethyl-1,1'-(4-furfuryl-[1,2,4]dithiazolidine-3,5-diylidene)-bis-thiourea

3,3,3',3'-tetramethyl-1,1'-(4-benzo[1,3]dioxol-5-yl-[1,2,4]dithiazolidine-3,5-diylidene)-bis-thiourea