InChI=1S/C18H24N4O5/c1-11(21-17(25)13-4-2-12(3-5-13)16(19)20)18(26)22-8-6-14(7-9-22)27-10-15(23)24/h2-5,11,14H,6-10H2,1H3,(H3,19,20)(H,21,25)(H,23,24)