InChI=1/C12H20N4O4S/c1-4-13-11-6-5-10(9-12(11)16(17)18)21(19,20)14-7-8-15(2)3/h5-6,9,13-14H,4,7-8H2,1-3H3/p+1/fC12H21N4O4S/h15H/q+1 6FADBA323D0F66E5