InChI=1/C18H19N5OS/c1-11-8-9-14-15(10-11)25-18(19-14)20-17(24)16-12(2)21-23(22-16)13-6-4-3-5-7-13/h3-7,11H,8-10H2,1-2H3,(H,19,20,24)/t11-/m1/s1/f/h20H 2746F3ECAF8644B5