InChI=1/C13H18N4O3S/c1-8(6-9-4-5-21-7-9)14-13(20)17-16-12(19)11(18)15-10-2-3-10/h4-5,7-8,10H,2-3,6H2,1H3,(H,15,18)(H,16,19)(H2,14,17,20)/t8-/m0/s1/f/h14-17H 74959903D6A9D2AE