InChI=1/C22H26N2O4/c1-2-27-21-14-17(15-25)6-11-20(21)28-16-22(26)23-18-7-9-19(10-8-18)24-12-4-3-5-13-24/h6-11,14-15H,2-5,12-13,16H2,1H3,(H,23,26)/f/h23H A83AD80E992E4965