InChI=1/C13H17BrN2O4S/c14-9-7-8(13(17)18)5-6-12(9)21(19,20)16-11-4-2-1-3-10(11)15/h5-7,10-11,16H,1-4,15H2,(H,17,18)/t10-,11+/m1/s1/f/h15H DF13DBC0481638E2