InChI=1/C18H22N4O5/c1-11-8-13-10-14(22(26)27)2-3-15(13)21(11)18(25)17(24)20-6-4-12(5-7-20)9-16(19)23/h2-3,10-12H,4-9H2,1H3,(H2,19,23)/t11-/m1/s1/f/h19H2 9AAE474C86A22BF0