InChI=1/C22H26N2O4/c1-27-21(25)20(23)12-6-7-13-24-22(26)28-14-19-17-10-4-2-8-15(17)16-9-3-5-11-18(16)19/h2-5,8-11,19-20H,6-7,12-14,23H2,1H3,(H,24,26)/t20-/m0/s1/f/h24H B5CCEBEFA422F62E