InChI=1/C22H26N2O7/c1-15(25)23-17-3-5-19-21(13-17)30-9-7-27-8-10-31-22-14-18(24-16(2)26)4-6-20(22)29-12-11-28-19/h3-6,13-14H,7-12H2,1-2H3,(H,23,25)(H,24,26)/f/h23-24H 40D31AC9AC2CCACB