InChI=1/C19H26N2O2/c1-6-14-9-16(18(23-5)8-12(14)3)11-20-17-10-15(7-2)13(4)21-19(17)22/h8-10,20H,6-7,11H2,1-5H3,(H,21,22)/f/h21H A94697F67FE72026