InChI=1/C15H26N2O3S/c1-3-4-5-6-9-17(10-11-18)21(19,20)14-8-7-13(2)15(16)12-14/h7-8,12,18H,3-6,9-11,16H2,1-2H3 41CEEDBBC4A22B5E