Heraclenol is a germination inhibitor in the parsley seeds. It has anti-inflammatory properties against the ear edema in mice produced by TPA. Heraclenol and heraclenin inhibit the proliferation of melanoma cells and cell cycle at G2/M at concentrations of 0.1-1.0 uM.

Paederosidic acid methyl ester has antinociception, is possibly related to the pathway of NO-cGMP-ATP sensitive K(+) channels.

5-hydroxytryptophan is a tryptophan derivative that is tryptophan substituted by a hydroxy group at position 5. It has a role as a neurotransmitter and a human metabolite.

Butylphthalide is a member of benzofurans.