CNS-5161 hydrochloride is a new antagonist of NMDA ion-channel. It interacts with the NMDA receptor/ion channel site to produce a noncompetitive blockade of the actions of glutamate.

2-Hydroxymethyl-5-hydroxypyridine is isolated from the the matured, ripened and dried seeds of S. lychnophora.

Amyl-2-Methylbutyrate (Pentyl 2-methylbutanoate) shows nematicidal activity against pine wood nematodes and can be used to study nematicides.