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

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

tert-butyl 4-methylpent-2-enoate

(Z)-tert-butyl 4-methyl-2-pentenoate

2-methyl-7-prop-2-enyldec-9-ene-3,7-diol