InChI=1/C21H28N4O7/c1-12-7-5-6-8-21(12)19(28)25(20(29)22-21)11-16(26)23-24-18(27)13-9-14(30-2)17(32-4)15(10-13)31-3/h9-10,12H,5-8,11H2,1-4H3,(H,22,29)(H,23,26)(H,24,27)/t12-,21-/m1/s1/f/h22-24H EF0AB68E638B1F94