# Seasonal Variability and Effect of Sample Storage on Volatile Components in _Calypogeia azurea_
## 2 Results and Discussion
### The Effect of Seasonality on the Content of Volatile Organic Compounds

Table 4: _Cont._  
\begin{table}
\begin{tabular}{c c c c c c c} \hline \hline \multirow{2}{*}{**No**} & \multirow{2}{*}{**Compounds**} & \multirow{2}{*}{**RI \({}^{*}\)**} & \multicolumn{5}{c}{**Code \({}^{\text{b}}\)**} \\ \cline{3-8}  & & & **C-16** & **C-17** & **C-18** & **C-19** & **C-20** \\ \hline
1 & 2-methyl-1-propanol & \textless{}700 & - & - & - & 0.11 (0.04) & - \\
2 & pentanal & \textless{}700 & 0.09 (0.02) & 0.01 (\({}^{*}\)) & 0.11 (0.04) & 0.07 (0.01) & 0.09 (0.02) \\
3 & cyclopentanol & 748 & - & - & - & 0.06 (0.01) & - \\
4 & 3-methyl-1-butanol & 768 & 0.02 (0.01) & 0.02 (0.01) & 0.07 (0.01) & 0.38 (0.09) & 0.05 (0.01) \\
5 & hexanal & 834 & 0.01 (\({}^{*}\)) & 0.01 (\({}^{*}\)) & 0.03 (0.01) & 0.33 (0.08) & 0.01 (\({}^{*}\)) \\
6 & (\(Z\))-3-hexan-1-ol & 886 & - & - & - & 0.19 (0.05) & - \\
7 & 1-hexan & 896 & 0.41 (0.09) & 0.08 (0.02) & 0.11 (0.03) & 0.25 (0.12) & 0.59 (0.11) \\
8 & 10(M+[5])891(100)77(13) & 902 & 0.08 (0.02) & 0.57 (0.09) & 0.68 (0.10) & 1.25 (0.12) & 0.59 (0.11) \\
9 & tricylene & 939 & - & - & - & 0.08 (0.02) & - \\
10 & 4-pinene & 952 & 0.13 (0.03) & 0.05 (0.01) & 0.04 (0.01) & 0.38 (0.09) & 0.07 (0.02) \\
11 & camphene & 971 & - & - & - & 0.68 (0.11) & - \\
12 & \(\beta\)-pinene & 1004 & 0.32 (0.09) & 0.05 (0.01) & 0.73 (0.12) & 0.27 (0.08) & 0.65 (0.11) \\
13 & 3-ocanol & 1018 & 0.04 (0.01) & 0.02 (0.01) & - & 0.15 (0.04) & - \\
14 & limonene & 1048 & 0.15 (0.04) & 0.13 (0.03) & 0.61 (0.10) & 1.79 (0.14) & 0.47 (0.09) \\
15 & benzene acetaldehyde & 1093 & 0.15 (0.03) & 0.07 (0.01) & 0.15 (0.02) & 0.11 (0.03) & 0.25 (0.05) \\
16 & 1-ocran-3-yl-acetate & 1123 & 0.23 (0.08) & 0.45 (0.09) & 0.33 (0.01) & 1.01 (0.10) & 0.01 (\({}^{*}\)) \\
17 & benzene ethanol & 1156 & 0.01 (\({}^{*}\)) & 0.01 (\({}^{*}\)) & 0.02 (0.01) & - & 0.02 (0.01) \\
18 & 16(M+[49]) 145(100)117(34) & 1224 & 1.95 (0.18) & 3.10 (0.42) & 4.29 (0.26) & 2.29 (0.22) & 3.39 (0.22) \\
19 & \(\beta\)-cyclostral & 1257 & 0.76 (0.18) & 11.11 (0.10) & 1.37 (0.12) & 0.51 (0.10) & 1.38 (0.26) \\
20 & 1,2-dihydro-of-methylmphthalene & 1295 & 0.16 (0.03) & 0.12 (0.03) & 0.16 (0.04) & - & 0.11 (0.04) \\
21 & 2007(M+[18]) 121(100)93(71) & 1332 & 0.04 (0.01) & 0.10 (0.02) & 0.05 (0.01) & 0.08 (0.02) & 0.08 (0.02) \\
22 & \(\delta\)-elemene & 1344 & 0.21 (0.08) & 2.01 (0.26) & 0.71 (0.10) & 1.23 (0.12) & 0.61 (0.11) \\
23 & methylmphthalene & 1359 & 0.05 (0.01) & 0.06 (0.01) & 0.17 (0.04) & 0.03 (0.01) & 0.11 (0.03) \\
24 & 20(M+[18])81(100)96(83) & 1364 & 0.11 (0.02) & 0.29 (0.06) & 0.11 (0.03) & 0.28 (0.08) & 0.10 (0.02) \\
25 & anastreptene & 1379 & 4.91 (0.78) & 11.48 (0.82) & 6.68 (0.82) & 31.01 (2.12) & 6.95 (0.28) \\
26 & 204(M+[25]) 105(100)16(183) & 1382 & 0.17 (0.04) & 0.34 (0.07) & 0.48 (0.10) & - & 0.47 (0.09) \\
27 & 20(M+[5]) 159(100)919(95) & 1387 & 0.18 (0.04) & 0.06 (0.01) & 0.13 (0.04) & - & 0.21 (0.06) \\
28 & 202(M+[5]) 143(100) 128(92) & 1392 & 1.11 (0.11) & 1.06 (0.10) & 1.81 (0.14) & 0.52 (0.12) & 1.78 (0.12) \\
29 & \(\beta\)-elemene & 1405 & 0.15 (0.04) & 0.61 (0.10) & 0.21 (0.07) & 0.41 (0.10) &