InChI=1/C21H22N2O2/c1-25-16-9-10-19-17(11-16)18(12-20(22)24)21(15-7-8-15)23(19)13-14-5-3-2-4-6-14/h2-6,9-11,15H,7-8,12-13H2,1H3,(H2,22,24)/f/h22H2 15647C85237B46E0