InChI=1/C21H26N4O4/c1-25(2)13-16(18(26)14-7-4-3-5-8-14)12-23-20(28)21(29)24-17-10-6-9-15(11-17)19(22)27/h3-11,16,18,26H,12-13H2,1-2H3,(H2,22,27)(H,23,28)(H,24,29)/p+1/t16-,18-/m0/s1/fC21H27N4O4/h23-25H,22H2/q+1 63CEB792DAB4F0EB