InChI=1/C20H26N4O4S/c1-14-9-10-17(11-18(14)29(27,28)21-2)23-20(26)19(25)22-12-15-7-5-6-8-16(15)13-24(3)4/h5-11,21H,12-13H2,1-4H3,(H,22,25)(H,23,26)/p+1/fC20H27N4O4S/h22-24H/q+1 E2B7EDDE1724FEFB