InChI=1/C18H25BrN2O3S/c1-11-6-4-5-7-16(11)20-25(23,24)17-10-15(19)9-14-8-12(2)21(13(3)22)18(14)17/h9-12,16,20H,4-8H2,1-3H3/t11-,12+,16+/m0/s1 8D8D20A0087C7031