Table 7.

Results of cluster analysis for samples B1 to B4.

Results by Cluster	Cluster 1	Cluster 2
Objects	B1, B3, B4	B2
Sum of weights	3	1
Within-class variance	84.80	0.00
Maximum distance to centroid	8.73	0.00
Cluster centroids > 1.0	sabinene (2.29), cyclosativene (1.21), α-copaene (2.56), 7-epi-sesquithujene (6.69), β-caryophyllene (13.30), α-humulene (1.77), γ-muurolene (6.44), ar-curcumene (16.69), α-zingiberene (33.67), α-muurolene (1.04),β-sesquiphellandrene (4.18)	α-thujene (1.32), α-pinene (1.45), sabinene (4.23), (E)-β-ocimene (5.74), trans-linalool oxide (3.74), linalool (1.72), trans-linalool oxide (1.15), α-copaene (2.04), 7-epi-sesquithujene (6.02), β-caryophyllene (10.57), trans-α-bergamotene (1.15), γ-muurolene (4.85), ar-curcumene (26.50), α-zingiberene (16.50), β-sesquiphellandrene (2.02)