InChI=1/C14H23N3O3/c18-13(19)11-2-1-5-17(8-11)14(20)15-12-9-16-6-3-10(12)4-7-16/h10-12H,1-9H2,(H,15,20)(H,18,19)/t11-,12-/m1/s1/f/h15-16H 9C876B5B6A970A84