N,N-dimethyl-2-oxo-N',2-diphenylacetimidamide

S-phenyl oxo-phenyl-thioacetate

3-mercapto-6-(4-methoxystyryl)-4-phenyl-1,2,4-triazin-5(4H)-one

6-(4-methoxystyryl)-4-phenyl-1,2,4-triazine-3,5(2H,4H)-dione