InChI=1/C14H18N2O3S/c1-20-11-6-4-5-10(9-11)15-13(19)16-14(12(17)18)7-2-3-8-14/h4-6,9H,2-3,7-8H2,1H3,(H,17,18)(H2,15,16,19)/p-1/fC14H17N2O3S/h15-16H/q-1 669B5CF03EBCCE47