InChI=1/C14H18N4OS/c1-9-16-13(8-20-9)10-5-12(15-6-10)14(19)17-11-3-4-18(2)7-11/h5-6,8,11,15H,3-4,7H2,1-2H3,(H,17,19)/p+1/t11-/m1/s1/fC14H19N4OS/h17-18H/q+1 8B7E18C9C3974A7E