InChI=1/C11H15BrN4O3S/c1-3-13-11(19)16-15-9(17)6(2)14-10(18)7-4-5-8(12)20-7/h4-6H,3H2,1-2H3,(H,14,18)(H,15,17)(H2,13,16,19)/t6-/m1/s1/f/h13-16H 2C638409B5C11132