InChI=1/C16H20N4OS/c1-22-7-6-14(18)16(21)20-12(9-17)8-11-10-19-15-5-3-2-4-13(11)15/h2-5,10,12,14,19H,6-8,18H2,1H3,(H,20,21)/p+1/t12-,14-/m0/s1/fC16H21N4OS/h18,20H/q+1 2146FE843EABE132