InChI=1/C25H20N2O4/c1-16-9-3-6-12-20(16)26-23(29)19(15-18-11-5-8-14-22(18)28)24(30)27(25(26)31)21-13-7-4-10-17(21)2/h3-15,28H,1-2H3 3B1A66AAFFD25A36