InChI=1/C16H21N3O2S/c1-10-5-4-7-19(8-6-10)16(21)13-11(2)12-14(22-13)17-9-18(3)15(12)20/h9-10H,4-8H2,1-3H3/t10-/m0/s1 8F4D326DD52A2D1D