InChI=1S/C12H19N3O7S/c13-7(12(21)22)1-2-9(17)15-8(6-23-4-3-16)11(20)14-5-10(18)19/h3,7-8H,1-2,4-6,13H2,(H,14,20)(H,15,17)(H,18,19)(H,21,22)/t7-,8-/m0/s1