Guaiacylglycerol-beta-guaiacyl Ether is degraded by microorganisms and is commonly used as a substrate to mimic microbial degradation of cell walls of lignin-living plants.

Pipemidic scid is a new antibacterial agent, is active against Pseudomonas aeruginosa.

Hispidin is a natural product, protein kinase C inhibitor, which belongs to the group of 2-pyrones and catechols.