2,4,4-三甲基环戊酮

2-hydroxymethyl-2,4,4-trimethylcyclopentanone

ethyl 3-(1,4,4-trimethyl-2-oxocyclopentyl)prop-2-enoate

3-(7,7,9-trimethyl-1,4-dioxaspiro[4.4]nonan-9-yl)propan-1-ol

9-(3-methoxypropyl)-7,7,9-trimethyl-1,4-dioxaspiro[4.4]nonane