InChI=1/C16H18N6O2S/c1-12-10-15(20-16(18)19-12)21-6-8-22(9-7-21)25(23,24)14-4-2-13(11-17)3-5-14/h2-5,10H,6-9H2,1H3,(H2,18,19,20)/p+1/fC16H19N6O2S/h19H,18H2/q+1 EE50A2DD2C935DEE