EGFR and neoplasm: Contributing to the development of new, potent, and distinctive EGFR-TK tumor imaging agents, this work demonstrates the synthesis and biological evaluation of two neutral rhenium (I) tricarbonyl complexes bearing the PAMA (5a) or cysteine (7a) chelator coupled through a six-carbon chain to the 4-anilinoquinazoline pharmacophore moiety.