6,7-dihydroxy-10,11-dimethoxy-9-(7-methoxy-3-methyl-1-oxoisochroman-5-yl)-2-methyl-12-oxo-12H-benzo(b)xanthene-4-carboxylic acid

from Tanzanian plant Pyrenacantha kaurabassana; structure in first source

Source last updated 2026-05-24T15:29:12.853Z