InChI=1S/C37H37F4N9O6/c1-20-18-49(19-21(2)48(20)3)30-10-7-22(15-29(30)45-36(53)25-17-44-32(51)16-26(25)37(39,40)41)24-14-23(6-8-27(24)38)35(52)43-13-5-4-12-42-28-9-11-31(50(54)55)34-33(28)46-56-47-34/h6-11,14-17,20-21H,4-5,12-13,18-19H2,1-3H3,(H4-,42,43,44,45,47,51,52,53,54,55)/p+1/t20-,21+