InChI=1/C24H20N2O3/c1-24(23(27)25-15-7-6-8-16(13-15)26(28)29)14-21-17-9-2-4-11-19(17)22(24)20-12-5-3-10-18(20)21/h2-13,21-22H,14H2,1H3,(H,25,27)/t21?,22?,24-/m1/s1/f/h25H 8C73814883EC929D