9-乙基-3H-嘌呤-2,6-二酮

1-乙基-3-(乙基硫代氨基甲酰氨基)硫脲

N-ethyl-2-phenylethanethioamide

2-[ethylamino(methylsulfanyl)methylidene]propanedinitrile

1-ethyl-3-(4-methyl-1,3-thiazol-2-yl)thiourea