InChI=1/C15H16N4OS/c1-3-4-9-5-6-11(21-9)13-10(7-16)14(17)20-15-12(13)8(2)18-19-15/h5-6,13,15H,3-4,17H2,1-2H3/t13-,15-/m0/s1 1E7DA377BDD644E3