InChI=1/C13H28N4O4S/c1-3-16(4-2)7-5-14-13(18)15-6-12-22(19,20)17-8-10-21-11-9-17/h3-12H2,1-2H3,(H2,14,15,18)/p+1/fC13H29N4O4S/h14-16H/q+1 91F8D89408CC1CE8