InChI=1/C20H26N4O4S/c1-15(2)23-29(27,28)18-11-9-17(10-12-18)22-20(26)14-24(3)13-19(25)21-16-7-5-4-6-8-16/h4-12,15,23H,13-14H2,1-3H3,(H,21,25)(H,22,26)/p+1/fC20H27N4O4S/h21-22,24H/q+1 E38818AFAE96A190