InChI=1/C28H24N2O5/c1-32-24-8-7-18-13-23-21-15-26-25(34-17-35-26)14-19(21)9-11-30(23)16-22(18)28(24)33-12-10-27(31)29-20-5-3-2-4-6-20/h2-8,13-16H,9-12,17H2,1H3/p+1/fC28H25N2O5/h29H/q+1 255DEB936F93585E