InChI=1/C20H20BrN3O2S/c1-4-26-17-10-15(21)9-14(19(17)25)11-22-16-7-5-6-8-18(16)27-20-12(2)23-24-13(20)3/h5-12,25H,4H2,1-3H3/t12-/m0/s1 65E025F5F750B460