The molecule is an extended flavonoid that is 1,2,6a,11b-tetrahydro-6H-[1]benzofuro[3,2-b]furo[2,3-h]chromene substituted by hydroxy groups at positions 5, 6a and 9, a prenyl group at position 11b, a prop-1-en-2-yl group at position 2 and an oxo group at position 6. It has been isolated from the twigs of Morus nigra. It has a role as a metabolite and a plant metabolite. It is an extended flavonoid, an organic heteropentacyclic compound and a polyphenol.
(1R,6R,13S)-10,13,17-trihydroxy-1-(3-methylbut-2-enyl)-6-prop-1-en-2-yl-2,7,14-trioxapentacyclo[11.7.0.03,11.04,8.015,20]icosa-3(11),4(8),9,15(20),16,18-hexaen-12-one