PROPANOICACID,2-METHYL-,1-(1,1-DIMETHYLETHYL)-2

Bisisobutyric acid 2,4,4-trimethylpentane-1,3-diyl ester

Diisobutyric acid 1-tert-butyl-2-methyl-1,3-propanediyl ester

Bisisobutyric acid 1-tert-butyl-2-methylpropane-1,3-diyl ester