InChI=1S/C18H28N4O4S2/c1-13-11-15-17(27(23,24)20-18(19-15)14-5-3-4-6-14)12-16(13)28(25,26)22-9-7-21(2)8-10-22/h11-12,14,18-20H,3-10H2,1-2H3/t18-/m0/s1