InChI=1/C25H26N2O4/c1-17-12-13-18(2)22(16-17)27-24(29)23(19-8-4-3-5-9-19)31-25(30)20-10-6-7-11-21(20)26-14-15-28/h3-13,16,23,26,28H,14-15H2,1-2H3,(H,27,29)/t23-/m1/s1/f/h27H E8012C1400432150