InChI=1/C15H22N4O2S/c16-9-12-2-1-3-19(12)15(21)13-8-11(10-17-13)14(20)18-4-6-22-7-5-18/h11-13,17H,1-8,10H2/t11-,12-,13-/m0/s1 62726DF74F17EC54