InChI=1/C15H19N5O2S/c1-4-10-16-8(3)11-7(2)12(23-14(11)18-10)13(21)19-20-15(22)17-9-5-6-9/h9H,4-6H2,1-3H3,(H,19,21)(H2,17,20,22)/f/h17,19-20H 147E8F450A8AE9C3