InChI=1/C20H26N4O5/c1-23(2)11-13-29-17-7-5-16(6-8-17)22-20(25)15-4-9-18(21-10-12-28-3)19(14-15)24(26)27/h4-9,14,21H,10-13H2,1-3H3,(H,22,25)/p+1/fC20H27N4O5/h22-23H/q+1 81F8A9695B55AF46