InChI=1/C19H20N2O4S/c22-19-21(10-11-25-19)17-7-3-6-16(13-17)20-26(23,24)18-9-8-14-4-1-2-5-15(14)12-18/h3,6-9,12-13,20H,1-2,4-5,10-11H2 C6F75F2DBED4DF5E