InChI=1/C13H18N4O3S/c1-2-12-15-9-13(16-12)21(19,20)17(7-8-18)11-6-4-3-5-10(11)14/h3-6,9,18H,2,7-8,14H2,1H3,(H,15,16)/f/h16H C05A608959D37F8B