InChI=1/C15H25N3O/c1-5-16-14-8-6-7-13(18-14)15(19)17-12(4)10-9-11(2)3/h6-8,11-12H,5,9-10H2,1-4H3,(H,16,18)(H,17,19)/t12-/m1/s1/f/h16-17H E5F2C9E7F55572E0