Teicoplanin is a semisynthetic glycopeptide antibiotic used in the prophylaxis and treatment of serious infections caused by Gram-positive bacteria.

5,6-dibromo-1H-indole-3-carbaldehyde is a marine derived natural products found in Smenospongia sp.

2-Hydroxycaproic acid is a branched-chain alpha-keto acid that has been reported in normal human blood and in normal amniotic fluid. It has been found that 2-Hydroxycaproic acid is the most significant metabolite found in the CSF of patients infected with Nocardia.