InChI=1/C20H28N4O4/c1-20(2,3)17-6-4-5-7-18(17)28-14-16(25)13-21-10-11-22-19-9-8-15(12-23-19)24(26)27/h4-9,12,16,21,25H,10-11,13-14H2,1-3H3,(H,22,23)/p+1/t16-/m1/s1/fC20H29N4O4/h21-22H/q+1 F33C638A39A77854