InChI=1/C26H38N2O4/c1-7-8-14-22(30)28(17-21-13-10-15-32-21)23(19-11-9-12-20(29)16-19)24(31)27-26(5,6)18-25(2,3)4/h9-13,15-16,23,29H,7-8,14,17-18H2,1-6H3,(H,27,31)/t23-/m0/s1/f/h27H F57C48177C6D1C18