InChI=1/C20H21BrN2O6S/c1-11(24)23-7-5-13(6-8-23)22-14-4-2-3-12(9-14)18-16(21)17(29-10-15(25)26)19(30-18)20(27)28/h2-4,9,13,22H,5-8,10H2,1H3,(H,25,26)(H,27,28)/p-2/fC20H19BrN2O6S/q-2 15701E7328A21B78