InChI=1/C20H26N4O4/c1-15-21-19(28-22-15)3-2-4-20(25)24-9-7-23(8-10-24)14-16-5-6-17-18(13-16)27-12-11-26-17/h5-6,13H,2-4,7-12,14H2,1H3	A7D57366140ECD84