3-ethyl-3H-2-benzofuran-1-one

1-乙基-2,4,5-三甲基苯

1-ethyl-2,3,6-trimethylbenzene

Benzene, 1-ethyl-2,3,5-trimethyl-

2-ethyl-1,1-dioxo-1,2-benzothiazol-3-one