InChI=1/C20H24N2O2S/c1-13-9-14(2)20(15(3)10-13)25(23,24)22-16(4)11-17-12-21-19-8-6-5-7-18(17)19/h5-10,12,16,21-22H,11H2,1-4H3/t16-/m1/s1 A1F35244E4D11101