1-O-Isobutyl 8-O-methyl 3-oxooctanedioate

Octanedioic acid, 3-hydroxy-, 8-methyl 1-(2-methylpropyl) ester, (S)-

Methyl (6R)-6,8-diacetyldihydrolipoate

6-(2,2-Dimethyl-4,6-dioxo-[1,3]dioxan-5-ylidene)-6-hydroxy-hexanoic acid methyl ester

methyl 5-(dithiolan-3-yl)pentanoate