NODAGA-tris(t-Bu ester) (NODAG) is a NODAGA derivative. NODAGA-tris(t-Bu ester) can be used to label peptides, antibodies, etc., and subsequently radiolabeled for PET imaging.
References:
[1]. arta P, et al. Preparation, In Vitro Affinity, and In Vivo Biodistribution of Receptor-Specific 68Ga-Labeled Peptides Targeting Vascular Endothelial Growth Factor Receptors. Bioconjug Chem. 2022 Oct 19;33(10):1825-1836.