152221-15-3

2H-1-Benzopyran-2-one,7-hydroxy-3-[(1E)-2-[(1R,2R)-2-(7-hydroxy-8-methoxy-2-oxo-2H-1-benzopyran-3-yl)-1,4-dimethyl-3-cyclohexen-1-yl]ethenyl]-8-methoxy-,rel-