InChI=1/C16H26N2O2/c17-13(14(19)18-3-1-2-4-18)15-6-11-5-12(7-15)9-16(20,8-11)10-15/h11-13,20H,1-10,17H2/t11-,12+,13-,15?,16?/m1/s1 C5F5A2E96FD43592