InChI=1/C15H18N4OS/c20-14-5-2-1-4-13(14)18-10-8-17(9-11-18)12-19-7-3-6-16-15(19)21/h1-7,20H,8-12H2/p+1/fC15H19N4OS/h17H/q+1 EC8A6EF8EBBE5294