InChI=1/C21H25N5O4/c1-5-26-13(4)22-15-11-14(8-9-16(15)26)19(27)24-25-21(29)18(12(2)3)23-20(28)17-7-6-10-30-17/h6-12,18H,5H2,1-4H3,(H,23,28)(H,24,27)(H,25,29)/t18-/m0/s1/f/h23-25H A7601305C89B12E6