InChI=1/C14H16N4OS/c19-14(15-11-3-1-2-4-11)16-12-7-5-10(6-8-12)13-9-20-18-17-13/h5-9,11H,1-4H2,(H2,15,16,19)/f/h15-16H 9BD22EC010CA523E