InChI=1/C28H27N2O5/c1-31-24-8-7-19-14-23-21-16-26-25(34-18-35-26)15-20(21)9-11-30(23)17-22(19)28(24)33-13-5-4-12-32-27-6-2-3-10-29-27/h2-3,6-8,10,14-17H,4-5,9,11-13,18H2,1H3/q+1 53E416319390044F