InChI=1/C20H22N2O3S/c1-12-5-6-14(3)18(9-12)26(24,25)21-11-17-10-16-8-13(2)7-15(4)19(16)22-20(17)23/h5-10,21H,11H2,1-4H3,(H,22,23)/f/h22H 270C8E9D2E2346D0