S-ethyl naphthalene-1-carbothioate

(2ci)-1-乙基-3-甲基异吲唑

2-乙基硫代-2-咪唑啉氢碘酸酐

9-ethoxy-4-hydroxy-7-methylfuro[3,2-g]chromen-5-one

4,9-二乙氧基-7-甲基呋喃[3,2-g]色烯-5-酮