6-Oxa-4,11,16,23-tetraaza-5-phosphatetracosane-1,3,10,15-tetracarboxylic acid, 24-(4-fluorophenyl)-5-hydroxy-12,17,24-trioxo-, 5-oxide, (3S,10S,15S)-
CTT-1057 is under investigation in clinical trial NCT03427476 (CTT1057, a Small Molecular Inhibitor of PSMA, as a Novel Imaging Agent of Neovascularization in Renal Cell Carcinoma).