InChI=1/C22H22N2O4/c1-14(2)13-27-17-7-8-18-15(3)19(22(26)28-20(18)10-17)11-21(25)24-12-16-6-4-5-9-23-16/h4-10H,1,11-13H2,2-3H3,(H,24,25)/f/h24H E58548B642D6D238