InChI=1/C15H22N2O3S/c1-15(2,3)11-6-8-12(9-7-11)21(19,20)17-10-4-5-13(17)14(16)18/h6-9,13H,4-5,10H2,1-3H3,(H2,16,18)/t13-/m1/s1/f/h16H2 72C29FC8D9B38C13