Formula: C32H26O7 | Mol. Weight: 522.50 g/mol
IUPAC: (4Z)-4-[(7R)-7-(2-hydroxy-4-methoxyphenyl)-4-(4-hydroxyphenyl)-7,8-dihydro-6H-pyrano[3,2-g]chromen-2-ylidene]-3-methoxycyclohexa-2,5-dien-1-one
COC1=CC(=C(C=C1)C2CC3=CC4=C(C=C3OC2)OC(=C5C=CC(=O)C=C5OC)C=C4C6=CC=C(C=C6)O)O