1,2-Dilinoleoyl-3-stearoyl-rac-glycerol is a triacylglycerol that contains linoleic acid at the sn-1 and sn-2 positions and stearic acid at the sn-3 position. It has been found in various plant oils, including soybean, poppy seed, maize, evening primrose, and blackcurrant oils.[1]
Reference:
[1]. Mottram, H.R., Woodbury, S.E., and Evershed, R.P. Identification of triacylglycerol positional isomers present in vegetable oils by high performance liquid chromatography/atmospheric pressure chemical ionization mass spectrometry. Rapid Commun. Mass Spectrom. 11, 1240-1252 (1997).