InChI=1S/C24H31F3O4/c1-13(28)23(31-14(2)29)10-7-18-16-12-20(24(25,26)27)19-11-15(30)5-8-21(19,3)17(16)6-9-22(18,23)4/h11,16-18,20H,5-10,12H2,1-4H3/t16-,17+,18+,20+,21-,22+,23+/m1/s1