Table 1.

Identified ingredients in ZMEO using GC–MS analysis

No	Ingredients	Area	%	Retention time	Retention index
1	α-Thujene	29,584,668	0.463	9.193	604
2	α-Pinene	230,827,972	3.616	9.483	613
3	Camphene	12,684,943	0.199	10.036	625
4	β-Pinene	37,479,693	0.587	11.248	646
5	1-Octen-3-ol	5,959,451	0.093	11.569	704
6	3-Octanone	19,800,469	0.310	11.827	710
7	β-Myrcene	75,429,639	1.182	11.991	715
8	3-Octanol	6,953,388	0.109	12.274	722
9	α-Phellandrene	10,994,122	0.172	12.502	727
10	3-Carene	3,721,087	0.058	12.757	734
11	α-Terpinene	92,129,256	1.443	13.083	742
12	o-Cymene	684,964,276	10.731	13.584	755
13	Limonene	58,427,992	0.915	13.688	757
14	1,8-Cineole	159,004,914	2.491	13.804	760
15	β-trans-ocimene	2,749,288	0.043	14.607	780
16	γ-Terpinene	391,836,818	6.139	15.144	794
17	cis-sabinenehydrate	7,459,667	0.117	15.472	802
18	α-terpinolene	9,282,541	0.145	16.408	820
19	Linalool	126,174,339	1.977	17.12	835
20	Borneol	10,394,978	0.163	20.101	895
21	4-Terpineol	59,753,322	0.936	20.617	905
22	Fenchyl alcohol	50,866,771	0.797	21.692	925
23	2-Isopropyl-5-methyl-1-methoxybenzene	39,249,785	0.615	23.281	955
24	Carvacrol methyl ether	84,815,310	1.329	23.705	963
25	l-Carvone	7,071,401	0.111	24.462	977
26	trans-anthole	13,697,016	0.215	25.594	998
27	Thymol	1,608,717,376	25.202	26.452	1015
28	Carvacrol	1,930,172,282	30.238	27.050	1026
29	Thymyl acetate	75,349,373	1.180	28.69	1057
30	Carvacryl acetate	129,791,198	2.033	29.477	1072
31	trans-caryophyllene	140,081,621	2.195	31.291	1107
32	γ-Selinene	4,619,485	0.072	31.6	1113
33	Aromadendrene	76,499,808	1.332	32.066	1123
34	Ledene	38,088,110	0.597	34.35	1168
35	( +) spathulenol	52,363,148	0.820	37.648	1234
36	Caryophyllene oxide	87,065,417	1.364	37.823	1238