InChI=1/C22H18N2O3/c25-20(16-9-3-1-4-10-16)15-21(26)22(27)24-19-14-8-7-13-18(19)23-17-11-5-2-6-12-17/h1-15,23,26H,(H,24,27)/p-1/b21-15-/fC22H17N2O3/h26h,24H/q-1 1BA3981C2F8F5526