Figure 5.

The structures of: (A)—monoterpenes (A₁—α-pinene, A₂—limonene, A₃—terpinolene, A₄—α-myrcene, and A₅—linalool); (B)—sesquiterpenes (B₁—β-caryophyllene and B₂—α-humulene); and (C)—triterpenes (C₁—friedelin and C₂—β-amyrin).