InChI=1/C22H28N2O7/c1-5-9-24(21(31)13-7-6-8-14(26)19(13)29)18(20(30)23-22(2,3)4)17-15(27)10-12(25)11-16(17)28/h6-8,10-11,18,25-29H,5,9H2,1-4H3,(H,23,30)/t18-/m0/s1/f/h23H D014EB2951C0145A