3,4,5-trihydroxy-6-({1,5,8-trimethyl-9-oxo-6H,7H,8H,9H-naphtho[2,1-b]furan-8-yl}oxy)oxane-2-carboxylic acid belongs to the class of organic compounds known as sesquiterpenoids. These are terpenes with three consecutive isoprene units. Based on a literature review very few articles have been published on 3,4,5-trihydroxy-6-({1,5,8-trimethyl-9-oxo-6H,7H,8H,9H-naphtho[2,1-b]furan-8-yl}oxy)oxane-2-carboxylic acid.