2,2',2'',2''',2'''',2''''',2'''''',2'''''''-[[2,8,14,20-Tetrakis(4-fluorophenyl)pentacyclo[19.3.1.13,7.19,13.115,19]octacosa-1(25),3(28),4,6,9(27),10,12,15(26),16,18,21,23-dodecaene-4,6,10,12,16,18,22,24-octayl]octakis(oxy)]octaacetic acid AIDS-190981 AIDS190981 BC070202A