InChI=1/C26H28N2O6/c1-14(2)34-23-8-7-16(12-24(23)33-4)18-9-20-26(22(29)11-18)19(13-25(30)27-20)17-6-5-15(3)21(10-17)28(31)32/h5-8,10,12,14,18-19H,9,11,13H2,1-4H3,(H,27,30)/t18-,19+/m1/s1/f/h27H 592008D12A5F1139