InChI=1/C22H22N2O3/c23-21(25)15-8-5-4-7-14(15)13-24-19-12-3-1-2-9-16(19)17-10-6-11-18(20(17)24)22(26)27/h4-8,10-11H,1-3,9,12-13H2,(H2,23,25)(H,26,27)/p-1/fC22H21N2O3/h23H2/q-1 4552AAD11D8622E2