InChI=1/C15H19N5S/c1-11-14(17-15(21)19-18-11)16-12-5-7-13(8-6-12)20-9-3-2-4-10-20/h5-8H,2-4,9-10H2,1H3,(H2,16,17,19,21)/f/h16,19H C011235B7859F2B8