InChI=1/C16H22N2O3S/c19-16-12-18(11-10-17-16)22(20,21)15-8-6-14(7-9-15)13-4-2-1-3-5-13/h6-9,13H,1-5,10-12H2,(H,17,19)/f/h17H 75DD20D8D23A04DB