InChI=1/C22H22N2O/c1-18(20-10-4-2-5-11-20)15-22(25)24(21-12-6-3-7-13-21)17-19-9-8-14-23-16-19/h2-14,16,18H,15,17H2,1H3/t18-/m0/s1 3BAD92CC0891663B