InChI=1/C17H26N2O2/c1-5-21-16(20)17(18,14-7-8-14)11-19(4)15-9-6-12(2)10-13(15)3/h6,9-10,14H,5,7-8,11,18H2,1-4H3/t17-/m1/s1 A02A1A92F69BEDC4