2-巯基苯并咪唑

丁炔二酸二甲酯

dimethyl (benzimidazol-2-ylthio)fumarate

(E)-2-(methoxycarbonylmethylene)benzimidazo[2,1-b][1,3]thiazolid-3-one

1H-苯并咪唑-2-硫醇