3,4,4a,5,6,8a-hexahydro-4a,8-dimethyl-1(2H)-naphthalenone

3,3-dimethylundecan-2-one

1-(5-methyl-4-phenylthiophen-2-yl)ethanone

4-methylsulfanylpent-3-en-2-one

(E)-4-methylsulfanyl-3-penten-2-one