1: 1-morpholino-cyclohexene; 2,6-diamino-4-(5-methylfuran-2-yl)-4H-thiopyran-3,5-dicarbonitrile in ethanol 2 h; Heating; 2: 3',4'-dihydroxy-2-chloroacetophenone With potassium hydroxide in ethanol 4 h; Further stages.;