Table 1. Chemical constituents of litsea cubeba oil analyzed by GC/MS.

No.	RT/min	Area%	Name
1	5.7	1.35	1R-α-pinene
2	5.99	0.35	β-pinene
3	6.46	2.22	sabinene
4	6.51	1.83	methyl heptenone
5	7.4	15.94	limonene
6	8.43	2.45	linalool
7	9.24	1.34	citronellal
8	9.65	1.12	4-methyl-1,4-heptadiene
9	9.98	0.82	terpineol
10	10.85	32.08	citral isomer
11	11.36	36.17	citral
12	12.02	0.49	2,7-dimethyl-2,7-octanediol
13	12.48	1.05	citronellal isomer
14	12.76	0.14	farnesol
15	13.23	0.97	1,5,9,11-tridecatetraene, 12-methyl-, (E,E)-
16	15.28	0.59	cis,cis,cis-7,10,13-hexadecatrienal
17	21.84	0.32	farnesene
18		0.77	others