InChI=1/C18H25N4O4S/c1-13(14-7-9-15(10-8-14)21-27(4,24)25)20-18(23)19-12-16(22(2)3)17-6-5-11-26-17/h5-11,13,16H,12H2,1-4H3,(H2,19,20,23)/q-1/p+1/t13-,16-/m1/s1/fC18H26N4O4S/h19-20,22H/q E0B8D86AB11F56C2