Table 2. The components of M. bracteata leaves ethanol extract.

No.	R.Time(min)	Compound	Formula	Molecular mass	Content (%)
1	6.829	β-Pinene	C10H16	136.23	0.05
2	7.167	α-Phellandrene	C10H16	136.23	0.27
3	7.64	o-Cymene	C10H14	134.22	0.40
4	7.741	D-Limonene	C10H16	136.23	0.10
5	7.818	Eucalyptol	C10H18O	154.24	0.09
6	8.18	α- Pinene	C10H16	136.23	0.05
7	8.458	γ-Terpinene	C10H16	136.23	0.03
8	9.178	Isoterpinolene	C10H16	136.23	0.49
9	9.418	Linalool	C10H18O	154.24	0.73
10	9.763	Phenylethyl Alcohol	C8H10O	122.16	0.03
11	10.709	Citronellal	C10H18O	154.24	0.03
12	11.332	Terpinen-4-ol	C10H18O	54.24	0.11
13	11.499	2-(4-Methylphenyl)propan-2-ol	C10H14O	150.21	0.05
14	11.642	α-terpineol	C10H18O	54.24	0.47
15	11.819	Estragole	C10H12O	148.22	0.81
16	12.47	Citronellol	C10H20O	156.26	0.30
17	13.232	Citronellyl formate	C11H20O2	172.25	0.03
18	14.293	Cis-Methyl cinnamate	C10H10O2	162.17	0.32
19	14.673	Trans- Methyl geranate	C11H18O2	182.25	0.10
20	15.309	3,7-dimethyloct-6-en-1-yl 4-methylpentanoate	C16H30O2	254.40	0.01
21	15.452	Eugenol	C10H12O2	164.19	0.31
22	16.023	trans-Methyl cinnamate	C10H10O2	162.18	6.41
23	16.548	Methyleugenol	C11H14O2	178.22	86.86
24	16.889	4,8,8-trimethyl-2-methylene-4-vinylbicyclo[5.2.0]nonane	C15H21	201.32	0.13
25	17.53	(1R,4R,4aR)-1-isopropyl-4,7-dimethyl-1,2,3,4,4a,5-hexahydronaphthalene	C15H24	204.35	0.03
26	17.61	(1Z,4Z,7Z)-1,5,9,9-tetramethylcycloundeca-1,4,7-triene	C15H24	204.35	0.05
27	18.17	cis-b-Copaene	C15H24	204.35	0.49
28	18.483	Isolepidozene	C15H24	204.35	0.09
29	18.991	cis-Calamenene	C15H22	202.34	0.30
30	19.179	4-isopropyl-1,6-dimethyl-1,2,3,4,4a,7-hexahydronaphthalene	C15H24	204.35	0.05
31	19.551	Elemicin	C12H16O3	254.35	0.20
32	20.101	E-spatulenol	C15H24O	220.35	0.14
33	20.39	(-)-Globulol	C15H26O	222.36	0.04
34	21.309	T-Muurolol	C15H26O	222.37	0.08
35	21.545	α- Cadinol	C15H26O	222.37	0.11
36	22.701	Trimethyl gallic acid methyl ester	C11H14O5	226.20	0.16