InChI=1/C17H26N2O2/c1-3-17(4-2)15(20)19-16(21-17)18-14-12-6-10-5-11(8-12)9-13(14)7-10/h10-14H,3-9H2,1-2H3,(H,18,19,20)/f/h18H 7BCA9ADD53B46FAF