InChI=1/C21H26N4O4S2/c1-23-11-13-24(14-12-23)31(28,29)17-8-6-16(7-9-17)22-20(26)18-4-2-10-25(18)21(27)19-5-3-15-30-19/h3,5-9,15,18H,2,4,10-14H2,1H3,(H,22,26)/t18-/m0/s1/f/h22H 1279179AF40734E7