InChI=1S/C12H21N3O9/c13-12(14)15-3-1-2-4(16)10(22)24-11-7(19)5(17)6(18)8(23-11)9(20)21/h4-8,11,16-19H,1-3H2,(H,20,21)(H4,13,14,15)