4-hydroxy-3-(2-methylprop-1-enyl)naphthalene-1,2-dione

2,2-dimethyl-5-(2-methylpropylidene)-1,3-dioxane-4,6-dione

2-propan-2-yl-1,3,6-trioxocane

4-异丁基吗啉

4-(2-methylpropylamino)phenol