1,4-diphenyl-1-ethylxanthyl-2,3-diazabutadiene

2,5-diphenylpyrimido[1,2-f]-1,3,4,6-thiatriazepin-7-one

苯硫代甲酰肼

硫代乙酰胺

N-acetimidoyl-N'-thiobenzoylhydrazine