InChI=1/C21H18N2O3/c1-14(26-19-12-6-8-15-7-2-3-9-16(15)19)21(25)23-13-20(24)22-17-10-4-5-11-18(17)23/h2-12,14H,13H2,1H3,(H,22,24)/t14-/m0/s1/f/h22H 1A1E445CCE3398A1