H-Leu-Leu-OMe HBr (L-Leucyl-L-Leucine methyl ester HBr) is a dipeptide condensation product of L-Leucine methyl ester, a peptide that is toxic to natural killer T-cells and possesses immunosuppressive activity that abrogates all natural killer (NK) cell functions in mixed lymphocyte populations.

Cyclopentanone is found in animal foods.

Geranyl diphosphate (Geranyl pyrophosphate) is an isoprenoid, an intermediate in the synthesis of cannabinoids, and a substrate for the manufacture of volatile monoterpenes, which can be used by plants to acclimatize.