InChI=1/C18H18N4O2S/c1-12(9-10-19)25-16-8-3-2-7-15(16)22-17(23)13-5-4-6-14(11-13)21-18(20)24/h2-8,11-12H,9H2,1H3,(H,22,23)(H3,20,21,24)/t12-/m1/s1/f/h21-22H,20H2 8D3D46E308B874E3