InChI=1/C22H20N2O3/c1-14-13-18(15-7-3-4-10-19(15)23-14)21(25)24-12-6-9-16-17(22(26)27-2)8-5-11-20(16)24/h3-5,7-8,10-11,13H,6,9,12H2,1-2H3 21EC2894FAEDD2D7