InChI=1/C20H22N4O5/c1-4-18(25)22-15-9-6-14(7-10-15)13(3)21-19(26)20(27)23-16-8-5-12(2)17(11-16)24(28)29/h5-11,13H,4H2,1-3H3,(H,21,26)(H,22,25)(H,23,27)/t13-/m1/s1/f/h21-23H 103C5D23E9924BF1