InChI=1/C20H22N4O5/c1-11-5-3-4-8-20(11)18(28)24(19(29)22-20)10-15(25)21-12-6-7-13-14(9-12)17(27)23(2)16(13)26/h6-7,9,11H,3-5,8,10H2,1-2H3,(H,21,25)(H,22,29)/t11-,20+/m0/s1/f/h21-22H F92E6E9C37BF6372