InChI=1/C25H28N2O5/c1-3-31-25(28)23-22(18-7-5-4-6-8-18)20-10-9-19(17-21(20)24(23)26(2)29)32-16-13-27-11-14-30-15-12-27/h4-10,17H,3,11-16H2,1-2H3/p+1/b26-24-/fC25H29N2O5/h27H/q+1 94761CCCE4C6BC41