InChI=1/C18H25N7O4S2/c1-3-13(2)21-22-17-20-18(24-23-17)30-12-16(26)19-14-4-6-15(7-5-14)31(27,28)25-8-10-29-11-9-25/h4-7H,3,8-12H2,1-2H3,(H,19,26)(H2,20,22,23,24)/b21-13+/f/h19,22-23H 674355C169C1E425