3,3′-Bisdemethylpinoresinol, lignin, is a nature product and has MMP-1 inhibitory activity in UVA-irradiated human dermal fibroblasts. 3,3′-Bisdemethylpinoresinol can be isolated from the seeds of Morinda citrifolia.

Unifiram is a cognition-enhancer. Unifiram induces a long-lasting increase in the amplitude of field excitatory postsynaptic potentials (fEPSPs) in the rat hippocampal CA1 region (EC50= 27 nM) and increases acetylcholine (ACh) release in the rat cerebral cortex.

(+)-ORM-10921 is a conformation of ORM-10921 and can be used in chemical synthesis studies.