InChI=1/C14H20N2O3S/c1-2-3-4-14(17)16-12-7-10-5-6-13(20(15,18)19)9-11(10)8-12/h5-6,9,12H,2-4,7-8H2,1H3,(H,16,17)(H2,15,18,19)/t12-/m0/s1/f/h16H,15H2 D657C0E9F147F3BC