InChI=1/C22H20N2O3/c1-13(2)17-10-18-15(9-21(25)27-20(18)8-14(17)3)11-26-22-16-6-4-5-7-19(16)23-12-24-22/h4-10,12-13H,11H2,1-3H3 17E238470CC5767F