InChI=1/C21H22N2O6/c1-14(16-3-5-18-20(11-16)26-9-7-24-18)22-28-13-29-23-15(2)17-4-6-19-21(12-17)27-10-8-25-19/h3-6,11-12H,7-10,13H2,1-2H3/b22-14-,23-15+ FB1A554349AAB90F