InChI=1S/C12H20N4O9S/c1-6(14-8(17)4-3-7(13)10(19)20)9(18)15-12(25-2)5-16(11(12)21)26(22,23)24/h6-7H,3-5,13H2,1-2H3,(H,14,17)(H,15,18)(H,19,20)(H,22,23,24)/t6-,7+,12+/m0/s1