1-oxo-4-phenyl-1H-isochromene-5,7-diyl diacetate 1H-2-benzopyran-1-one, 5,7-bis(acetyloxy)-4-phenyl- InChI=1/C19H14O6/c1-11(20)24-14-8-15-18(17(9-14)25-12(2)21)16(10-23-19(15)22)13-6-4-3-5-7-13/h3-10H,1-2H