InChI=1/C16H19BrN4O3S/c1-3-23-13-5-10(12(17)7-14(13)24-4-2)8-19-21-15(22)6-11-9-25-16(18)20-11/h5,7-9H,3-4,6H2,1-2H3,(H2,18,20)(H,21,22)/b19-8+/f/h21H,18H2 5E84951DCD56540E