InChI=1/C20H32N4O4/c1-14(2)18(25)22-16-8-7-15(3)17(13-16)23-20(27)19(26)21-9-6-10-24(4)11-12-28-5/h7-8,13-14H,6,9-12H2,1-5H3,(H,21,26)(H,22,25)(H,23,27)/p+1/fC20H33N4O4/h21-24H/q+1 7A682C3F773E606B