4-methoxyphenylthiomethyl 2,2-dimethylpropanoate

(S)-2,2,5,6,6-pentamethylhept-3-yne

3-Nonyne, 5-(1,1-dimethylethyl)-2,2-dimethyl-, (S)-

2-phenylpropane-1,2-diyl bis(2,2-dimethylpropanoate)

(S)-2,2,5,6,6-Pentamethyl-heptane-3,4-dione