InChI=1/C17H22N2O5S/c1-2-3-12-24-14-4-6-15(7-5-14)25(22,23)13-17(16(20)19-21)8-10-18-11-9-17/h4-7,18,21H,8-13H2,1H3,(H,19,20)/p+1/fC17H23N2O5S/h18-19H/q+1 20A4B33B8F49C04E