InChI=1/C12H21N3O4/c1-3-12(10(17)18)4-6-15(7-5-12)8(2)9(16)14-11(13)19/h8H,3-7H2,1-2H3,(H,17,18)(H3,13,14,16,19)/t8-/m1/s1/f/h14-15H,13H2 7D7F392B205298C7