InChI=1S/C14H20N6O5S/c15-11-8-12(18-4-17-11)20(5-19-8)13-10(22)9(21)7(25-13)3-16-6(1-2-26)14(23)24/h4-7,9-10,13,16,21-22,26H,1-3H2,(H,23,24)(H2,15,17,18)