7-trimethylsilyldodeca-7,8-dien-6-ol

2-methyl-4-trimethylsilylnon-5-yn-3-ol

2-methyl-4-trimethylsilylnona-4,5-dien-3-ol

2-methyl-3-trimethylsilyloct-4-yn-2-ol

2-methyl-3-trimethylsilylocta-3,4-dien-2-ol