InChI=1/C23H30N4O4/c1-7-13-26-21-19(22(28)27(14-8-2)23(26)29)25(4)18(24-21)12-10-16-9-11-17(30-5)15(3)20(16)31-6/h9-12H,7-8,13-14H2,1-6H3/b12-10+ 76E32E5A559E604C