InChI=1/C17H20N2O3S/c1-17(2,3)13-9-7-12(8-10-13)16(20)19-14-5-4-6-15(11-14)23(18,21)22/h4-11H,1-3H3,(H,19,20)(H2,18,21,22)/f/h19H,18H2 3D25F36CE98251BD