InChI=1/C17H22N2O3S/c1-12-8-14-6-5-7-15(16(14)18-9-12)23(20,21)19-10-13(2)22-17(3,4)11-19/h5-9,13H,10-11H2,1-4H3/t13-/m0/s1 349C94223BC5AEE5