InChI=1/C20H26N4O4S/c21-19(25)11-13-24(14-17-4-2-1-3-5-17)15-20(26)23-12-10-16-6-8-18(9-7-16)29(22,27)28/h1-9H,10-15H2,(H2,21,25)(H,23,26)(H2,22,27,28)/p+1/fC20H27N4O4S/h23-24H,21-22H2/q+1 35ED81A8D0883460