InChI=1/C14H18N4O3S/c1-7-8(2)22-13(15-7)16-10(19)9-3-5-14(6-4-9)11(20)17-12(21)18-14/h9H,3-6H2,1-2H3,(H,15,16,19)(H2,17,18,20,21)/f/h16-18H 885DF963F2FB86D1