1-heptadecanoyl-2,3-dioctadecenoyl-sn-glycerol
1-heptadecanoyl-2,3-dioctadecenoyl-sn-glycerol
A triacylglycerol 53:2 in which the acyl group at position 1 is specified as heptadecanoyl while those at positions 2 and 3 are both octadecenoyl groups.