2-methylhept-1-en-3-ylsulfonylbenzene

ethyl 2-(benzenesulfonyl)-4-methylpent-4-enoate

ethyl 2-cyano-5-methylhex-4-enoate

ethyl 2-cyano-3,3-dimethylpent-4-enoate

2-methyldec-1-en-4-ol