The molecule is a trihydroxyflavone that is flavone substituted by hydroxy groups at positions 5, 7 and 3', methoxy groups at positions 3 and 5' and a prenyl group at position 2'. Isolated from Tabernaemontana macrocarpa, it exhibits inhibitory activity against breast cancer resistance protein. It has a role as a metabolite and a breast cancer resistance protein inhibitor. It is a trihydroxyflavone and a dimethoxyflavone. It derives from a flavone.
5,7-dihydroxy-2-[3-hydroxy-5-methoxy-2-(3-methylbut-2-enyl)phenyl]-3-methoxychromen-4-one