Text this: 6-[(2E)-3,7-Dimethylocta-2,6-dien-1-yl]-5,7-dihydroxy-8-(2-methylbutanoyl) -4-phenyl-2H-chromen-2-one-6-[(2E)-3,7-dimethylocta-2,6-dien-1-yl]-5, 7-dihydroxy-8-(3-methylbutano-l)-4-phenyl-2H-chromen-2-one (1/1) from Mesua elegans