InChI=1S/C22H17F6N3O7/c1-8(29-21(36)22(37)31-18-9(23)3-2-4-10(18)24)20(35)30-13(6-15(33)34)14(32)7-38-19-16(27)11(25)5-12(26)17(19)28/h2-5,8,13H,6-7H2,1H3,(H,29,36)(H,30,35)(H,31,37)(H,33,34)/t8-,13-/m0/s1