InChI=1/C13H18BrN3O3S/c14-10-1-2-11(15)12(8-10)21(19,20)17-5-3-9(4-6-17)7-13(16)18/h1-2,8-9H,3-7,15H2,(H2,16,18)/f/h16H2 8C1CFA7FC4403748