InChI=1/C13H20N2O3S/c14-9-10-4-3-5-11(8-10)19(17,18)15-12-6-1-2-7-13(12)16/h3-5,8,12-13,15-16H,1-2,6-7,9,14H2/p+1/t12-,13-/m0/s1/fC13H21N2O3S/h14H/q+1 7A896F1F489D1446