InChI=1/C12H11BrN4O5S/c1-21-7(18)4-23-12-16-9(14)8(11(20)17-12)15-10(19)5-2-3-6(13)22-5/h2-3H,4H2,1H3,(H,15,19)(H3,14,16,17,20)/f/h15,17H,14H2 A7AAEDDB5CB53076