InChI=1/C21H28N6O4/c1-11(2)16(10-28)25-17-6-12(3)23-21-18(19(22)29)20(26-27(17)21)24-13-7-14(30-4)9-15(8-13)31-5/h6-9,11,16,25,28H,10H2,1-5H3,(H2,22,29)(H,24,26)/t16-/m0/s1/f/h24H,22H2 D657BD8D9D38CDD1