Table 3. Contents of Macamides and Fatty Acid Derivatives in Maca Using HPLC Quantification.

	contenta (mean ± SD μg/g)
compounds	freeze drying	air drying
13-oxo-9Z,11E-octadecadienoic acid	nd	18.71 ± 0.14
9-oxo-10E,12Z-octadecadienoic acid	3.97 ± 0.05	77.15 ± 0.41
9-oxo-10E,12E-octadecadienoic acid	nd	181.99 ± 0.77
N-benzyl-9-oxo-10E,12Z,15Z-octadecadienamide	nd	58.28 ± 0.44
N-benzyl-9-oxo-10E,12E,14E-octadecadienamide	nd	199.98 ± 0.14
N-benzyl-13-oxo-9Z,11E-octadecadienamide	nd	31.39 ± 0.06
N-benzyl-9-oxo-10E,12Z-octadecadienamide	nd	165.97 ± 0.73
N-benzyl-9-oxo-10E,12E-octadecadienamide	nd	432.05 ± 1.45
N-benzyl-9Z,12Z,15Z-octadecatrienamide	34.36 ± 0.43	354.33 ± 4.82
N-benzyl-9Z,12Z-octadecadienamide	28.07 ± 0.75	595.494 ± 1.04
N-benzyl-hexadecanamide	6.72 ± 0.38	1163.19 ± 0.49

^and: not detected.