InChI=1/C20H24N4O4/c25-17(14-24-20(27)28-18(21-24)15-6-2-1-3-7-15)22-12-8-16(9-13-22)19(26)23-10-4-5-11-23/h1-3,6-7,16H,4-5,8-14H2 2BC4F13E25A8CFD9