. 2015 Feb 2;10(2):e0116761. doi: 10.1371/journal.pone.0116761

Table 1. Major chemical composition of volatile oil from NRR.

Compound ^a	RA (%) ^b	Compound ^a	RA (%) ^b
β-Maaliene	7.9	α-Maaliene	1.6
9-Aristolene	4.7	Patchouli alcohol	5.5
Calarene	38	Guaina-6,9-diene-4 β ol	3.7
Valerena-4,1(11)-diene	6.6	Aristolone	2.1
β-lonone	2.1	Unknown	27.8

^a The identified constituents are listed.

^b RA indicates relative amount (peak area relative to the total peak area).