InChI=1/C22H24N2O4/c1-14-5-7-16(12-17(14)20(23)25)24-21(26)22(9-3-2-4-10-22)15-6-8-18-19(11-15)28-13-27-18/h5-8,11-12H,2-4,9-10,13H2,1H3,(H2,23,25)(H,24,26)/f/h24H,23H2 E62F2CF6290D9518