InChI=1/C20H22BrNO5S/c21-16-17(27-11-15(23)24)19(20(25)26)28-18(16)13-7-4-8-14(9-13)22-10-12-5-2-1-3-6-12/h4,7-9,12,22H,1-3,5-6,10-11H2,(H,23,24)(H,25,26)/p-2/fC20H20BrNO5S/q-2 5F66E80E196A727E