## 3 Results
### GC-Ms Analysis of VOCs Produced by S. arghel in EtOAc and MeOH Extractions

Table 1: GC-MS analysis of VOCs produced by _S. arghel_ leaves extracted by Ethyl acetate. \begin{table}
\begin{tabular}{c c c c c c} \hline \hline
**NO** & **VOCs Compounds** & **Molecular Formula** & **Rt** & **MW** & **Area\%** \\ \hline
37 & Ethanol, 2-(9-octadecenyloxy)-, (Z)- & C\({}_{20}\)H\({}_{40}\)O\({}_{2}\) & 21.09 & 312 & 1.83 \\ \hline
38 & 13-Heptadecyn-1-ol & C\({}_{17}\)H\({}_{32}\)O & 21.09 & 252 & 1.83 \\ \hline
39 & 7,9-Di-tert-butyl-1-oxaspiro(4,5)dec,a-6,9-diene-2,8-dione & C\({}_{17}\)H\({}_{24}\)O\({}_{3}\) & 21.77 & 276 & 4.97 \\ \hline
40 & Isochiapin B & C\({}_{19}\)H\({}_{22}\)O\({}_{6}\) & 22.46 & 346 & 1.45 \\ \hline
41 & Isochiapin B \%2\(<\) & C\({}_{19}\)H\({}_{26}\)O\({}_{6}\) & 22.46 & 350 & 1.45 \\ \hline
42 & 6,8-Di-c-\(\dot{\alpha}\)-glucosylluteoloin & C\({}_{27}\)H\({}_{30}\)O\({}_{16}\) & 22.73 & 610 & 1.37 \\ \hline
43 & 2,2-Dideutero octadecanal & C\({}_{18}\)H\({}_{34}\)D\({}_{2}\)O & 24.39 & 270 & 1.31 \\ \hline
44 & 9-Hexadecenoic acid & C\({}_{16}\)H\({}_{30}\)O\({}_{2}\) & 24.39 & 254 & 1.31 \\ \hline
45 & Phytol & C\({}_{20}\)H\({}_{40}\)O & 24.85 & 296 & 5.16 \\ \hline
46 & 9,12,15-Octadecatrienoic acid, 2,3-bis [(trimethylsilyl)] & C\({}_{27}\)H\({}_{52}\)O\({}_{4}\)Si\({}_{2}\) & 25.10 & 498 & 1.13 \\  & oxy]propyl ester, (Z,Z,Z) & & & & \\ \hline
47 & Ethyl iso-allocholate or Ethyl & C\({}_{26}\)H\({}_{44}\)O\({}_{5}\) & 27.26 & 436 & 1.21 \\  & 3,7,12-trihydroxycholan-24-oate & C\({}_{26}\)H\({}_{44}\)O\({}_{5}\) & 27.26 & 436 & 1.21 \\ \hline
48 & Diisooctyl phthalate & C\({}_{24}\)H\({}_{38}\)O\({}_{4}\) & 30.97 & 390 & 9.32 \\ \hline
49 & Vitamin E (alpha-tocopherol) & C\({}_{29}\)H\({}_{50}\)O\({}_{2}\) & 32.02 & 430 & 9.99 \\ \hline
50 & 5H-Cyclopropa[3,4]benz[1,2-e]azulen-5-one,9-(acetyloxy)- & & & & \\
3-[(acetyloxy)methyl]-1,1a,1b,4a,7a,7b,8,9,9a-decahydro- & C\({}_{24}\)H\({}_{32}\)O\({}_{8}\) & 34.94 & 448 & 7.36 \\  & 4a,7b,9a-trihydroxy-1,1,6,8-tetramethyl-[1 ar- & & & \\  & (1a\(\bar{a}\),1b\(\bar{a}\),4a\(\bar{a}\),7a\(\bar{a}\),7a\(\bar{a}\),8a,9\(\bar{a}\),9a)]. & & & \\ \hline
51 & Methyl hexadecadienoate & C\({}_{17}\)H\({}_{30}\)O2 & 34.94 & 266 & 7.36 \\ \hline \hline \end{tabular}
\end{table} 
Table 1: _Cont._ \begin{table}
\begin{tabular}{c c c c c} \hline \hline
**No.** & **VOCs Compounds** & **Formula** & **RT** & **MW** & **Area\%** \\ \hline
1 & Heptane, 2,2,4,6,6-pentamethyl- & C\({}_{12}\)H\({}_{26}\) & 4.43 & 170 & 4.083 \\ \hline
2 & Tetradecane, 2,2-dimethyl- & C\({}_{16}\)H\({}_{34}\) & 4.43 & 226 & 4.083 \\ \hline
3 & Decane, 3,6-dimethyl- & C\({}_{12}\)H\({}_{26}\) & 5.22 & 170 & 1.81 \\ \hline
4 & 3-Ethyl-3-methylheptane & C\({}_{10}\)H\({}_{22}\) & 5.22 & 142 & 1.81 \\ \hline
5 & Eicosane & C\({}_{20}\)H\({}_{42}\) & 7.38 & 282 & 2.53 \\ \hline
6 & 2-Bromotetadecane & C\({}_{14}\)H\({}_{29}\)Br & 7.38 & 276 & 2.53 \\ \hline
7 & Hexadecane & C\({}_{16}\)H\({}_{34}\) & 7.38 & 226 & 2.53 \\ \hline
8 & Dodecane & C\({}_{12}\)H\({}_{26}\) & 7.733 & 170 & 1.883 \\ \hline
9 & Tetradecane & C\({}_{14}\)H\({}_{30}\) & 7.733 & 198 & 1.883 \\ \hline
10 & 1-Iodo-2-methylnonate & C\({}_{10}\)H\({}_{21}\)I & 7.733 & 268 & 1.883 \\ \hline
11 & Heneicosane & C\({}_{21}\)H\({}_{44}\) & 9.090 & 296 & 10.310 \\ \hline
12 & Heptadecane & C\({}_{17}\)H\({}_{36}\) & 9.090 & 240 & 10.310 \\ \hline
13 & Octadecane, 1-iodo- & C\({}_{18}\)H\({}_{37}\)I & 9.090 & 380 & 10.310 \\ \hline
14 & Octadecane, 2-methyl- & C\({}_{19}\)H\({}_{40}\) & 9.170 & 268 & 1.835 \\ \hline
15 & Hexacosane & C\({}_{26}\)H\({}_{54}\) & 9.496 & 366 & 8.846 \\ \hline
16 & Heptadecane, 2-methyl- & C\({}_{18}\)H\({}_{38}\) & 9.496 & 254 & 8.846 \\ \hline
17 & Heptadecane, 8-methyl- & C\({}_{18}\)H\({}_{38}\) & 9.496 & 254 & 8.846 \\ \hline
18 & Pentacosane & C\({}_{25}\)H\({}_{52}\) & 9.587 & 352 & 2.645 \\ \hline \hline \end{tabular}
\end{table} 
Table 2: GC-MS analysis of VOCs produced by _S. arghel_ leaves extracted by methanol.