InChI=1/C16H16N4OS/c1-20-14-4-2-3-12(11(14)8-18-20)19-16(21)10-5-6-13-15(7-10)22-9-17-13/h5-9,12H,2-4H2,1H3,(H,19,21)/t12-/m1/s1/f/h19H 49FDAC068317F0DB