InChI=1/C14H25N3O3/c1-14(12(18)19)6-3-7-17(10-14)13(20)15-11-4-8-16(2)9-5-11/h11H,3-10H2,1-2H3,(H,15,20)(H,18,19)/t14-/m0/s1/f/h15-16H 1ED3EA533ABD5D19