+40%

−40%

Isoprene

Monoterpenes

Isoprene

Monoterpenes

a

b

c

a

b

c

a

b

c

a

b

c

5.5

7.6

−0.2

0.9

2.8

−2.0

−3.6

−5.0

0.1

−0.4

−1.2

0.9