InChI=1/C18H21N3O4S2/c1-4-26-10-14-9-15(22)21-18(20-14)27-11(2)16(23)19-13-7-5-6-12(8-13)17(24)25-3/h5-9,11H,4,10H2,1-3H3,(H,19,23)(H,20,21,22)/p-1/t11-/m0/s1/fC18H20N3O4S2/h19H/q-1 800C57F8B88A4328