## 3 Results and Discussion
### Volatile Organic Compounds
\begin{table}
\begin{tabular}{c c c c c} \hline \hline  & **Compound** & **S** & **C** & **Odour Descriptor** \\ \hline \hline Alcohols & & & & \\  & 2-butanol & 27.56 \(\pm\) 4.49 b & 42.90 \(\pm\) 7.23 a & \\  & 1-propanol & 135.67 \(\pm\) 7.83 a & 144.70 \(\pm\) 27.88 a & musty \\  & isobutuand & 1054.93 \(\pm\) 57.68 a & 1126.95 \(\pm\) 196.66 a & solvent \\  & 1-butanol & 37.56 \(\pm\) 5.39 a & 37.11 \(\pm\) 5.81 a & grass \\ isoamyl alcohol & 10,742.29 \(\pm\) 505.37 a & 11,258.87 \(\pm\) 1265.26 a & grass \\  & acted & 306.81 \(\pm\) 30.39 a & 275.92 \(\pm\) 23.92 a & caramel \\  & 1-hexanol & 136.29 \(\pm\) 12.58 a & 142.52 \(\pm\) 14.59 a & green grass, herbaceous \\  & 1-octanol & 28.63 \(\pm\) 1.72 a & 29.86 \(\pm\) 4.89 a & \\  & 1,2-propanediol & 1122.51 \(\pm\) 71.08 a & 938.79 \(\pm\) 172.56 a & \\  & (S)-2,3-butanediol & 22.37 \(\pm\) 3.18 & 28.80 \(\pm\) 5.56 a & butter, creamy \\  & \(\Sigma\) & 13,614.61 \(\pm\) 557.03 a & 14,026.42 \(\pm\) 1600.96 a & \\ \[PERSON] & & & \\  & ethyl butanoate & 90.73 \(\pm\) 7.45 a & 97.19 \(\pm\) 11.96 a & kiwi \\  & ethyl 2-methylbutanoate & 27.15 \(\pm\) 3.35 a & 29.31 \(\pm\) 4.37 a & red fruits \\  & ethyl 3-methylbutanoate & 50.51 \(\pm\) 4.55 a & 52.15 \(\pm\) 6.85 a & exotic fruits, apple \\  & ethyl pentaoate & 16.37 \(\pm\) 0.90 a & 16.66 \(\pm\) 0.86 a & apple, pineapple \\  & ethyl hexanoate & 593.32 \(\pm\) 21.82 a & 629.17 \(\pm\) 54.36 a & apple \\  & ethyl heptanoate & 35.34 \(\pm\) 3.00 a & 38.70 \(\pm\) 5.21 a & berry \\  & ethyl lactate & 870.80 \(\pm\) 141.95 a & 908.45 \(\pm\) 105.25 a & creamy \\  & ethyl octanoate & 3497.06 \(\pm\) 253.41 a & 3788.18 \(\pm\) 240.31 a & pineapple \\  & ethyl nonanoate & 67.33 \(\pm\) 23.2 a & 53.69 \(\pm\) 9.19 a & winey, rose, wavy \\  & ethyl decanoate & 5540.53 \(\pm\) 523.35 a & 5773.04 \(\pm\) 488.70 a & flower, fruit, brandy \\  & diethyl succinate & 2759.65 \(\pm\) 451.36 a & 2972.92 \(\pm\) 321.93 a & winey \\  & ethyl 13-hydroxybutanoate & 12.03 \(\pm\) 1.42 b & 16.09 \(\pm\) 0.93 a & grape \\  & ethyl dodecanoate & 1472.44 \(\pm\) 138.31 a & 1344.32 \(\pm\) 103.17 a & wavy \\  & diethyl malate & 181.68 \(\pm\) 14.94 a & 193.91 \(\pm\) 28.38 a & brown sugar \\  & ethyl tetradecanoate & 826.00 \(\pm\) 128.93 a & 770.88 \(\pm\) 71.03 a & \\  & ethyl hexadecanoate & 797.42 \(\pm\) 127.94 a & 905.93 \(\pm\) 48.28 a & \\  & \(\Sigma\) & 16,638.38 \(\pm\) 722.01 a & 17,590.59 \(\pm\) 842.84 a & \\ \hline Acetates & & & & \\  & ethyl acetate & 6023.61 \(\pm\) 377.97 a & 6388.64 \(\pm\) 914.32 a & apple \\  & isoamyl acetate & 813.62 \(\pm\) 26.25 a & 867.54 \(\pm\) 88.46 a & banana \\  & phenylacetate & 22.43 \(\pm\) 0.71 a & 22.74 \(\pm\) 0.20 a & pear, fruity \\  & \(\Sigma\) & 6859.65 \(\pm\) 404.00 a & 7278.93 \(\pm\) 1002.29 a & \\ \hline Ketones and lactones & & & & \\  & acetoin & 56.13 \(\pm\) 6.76 a & 52.58 \(\pm\) 9.52 a & buttery, butterscotch \\  & \(\gamma\)-butyrolactone & 107.59 \(\pm\) 14.48 a & 84.07 \(\pm\) 10.77 a & musty \\  & 2-hydroxy-\(\gamma\)-butyrolactone & 144.16 \(\pm\) 14.58 a & 121.61 \(\pm\) 17.74 a & \\  & \(\gamma\)-nonalactone & 197.80 \(\pm\) 23.99 a & 214.94 \(\pm\) 13.61 a & coconut, peach \\  & \(\Sigma\) & 505.68 \(\pm\) 18.15 a & 473.20 \(\pm\) 37.99 a & \\ \hline Terpenes & & & \\  & D-limonene & 210.34 \(\pm\) 22.80 a & 225.67 \(\pm\) 4.64 a & lemon \\  & o-cymol & 84.40 \(\pm\) 11.95 a & 87.17 \(\pm\) 7.48 a & \\  & 4-terpineol & 164.86 \(\pm\) 24.69 b & 268.79 \(\pm\) 43.83 a & earthy, woody \\  & \(\alpha\)-terpineol & 86.19 \(\pm\) 11.65 a & 90.51 \(\pm\) 9.85 a & minty \\  & \(\Sigma\) & 545.79 \(\pm\) 47.80 a & 672.15 \(\pm\) 64.33 a & \\ \hline Norisoprenoids & & & \\  & TDN & 15.82 \(\pm\) 2.58 a & 12.60 \(\pm\) 2.19 a & kerosene \\  & \(\alpha\)-ionone & 88.23 \(\pm\) 4.71 a & 98.47 \(\pm\) 8.51 a & floral, iris, violet \\  & \(\Sigma\) & 104.05 \(\pm\) 6.93 a & 111.07 \(\pm\) 9.48 a & \\ \hline Volatile acids & & & \\  & acetic acid & 2152.90 \(\pm\) 228.52 a & 2011.60 \(\pm\) 179.67 a & \\  & hexanoic acid & 55.01 \(\pm\) 4.84 a & 56.09 \(\pm\) 4.05 a & cheesy \\  & octanoic acid & 245.44 \(\pm\) 22.13 a & 292.91 \(\pm\) 46.69 a & cheese \\  & decanoic acid & 904.78 \(\pm\) 99.82 a & 826.26 \(\pm\) 128.59 a & dusty \\  & dodecanoic acid & 245.71 \(\pm\) 12.09 a & 242.72 \(\pm\) 23.22 a & \\  & \(\Sigma\) & 4021.43 \(\pm\) 440.09 a & 3770.83 \(\pm\) 415.33 a & \\ \hline \hline \end{tabular}
\end{table}