InChI=1/C15H20N2O3S/c1-12(7-8-14-5-3-9-20-14)17-21(18,19)15-6-2-4-13(10-15)11-16/h2-6,9-10,12,17H,7-8,11,16H2,1H3/p+1/t12-/m1/s1/fC15H21N2O3S/h16H/q+1 ED46607D9BC67BEB