1-cyano-3-pyridin-4-ylthiourea

3,4,5,6-tetrahydro-2H-azepin-7-ylcyanamide

S-异丙基硫脲氢溴酸盐

N-(2-羟基乙基)胍

N-(二氨基亚甲基氨基)吡啶-4-甲酰胺