InChI=1/C23H15NO5/c25-18-8-7-15-16-10-19(26)20(27)11-17(16)24(21(15)22(18)28)23(29)14-6-5-12-3-1-2-4-13(12)9-14/h1-11,25-28H 4BD7021110D470EA