The molecule is a nucleoside triphosphate analogue that is GTP in which one of the OH groups at the gamma-position of the triphosphate is replaced by an 8-aminooctylamino group. It is a nucleoside triphosphate analogue and a GTP.
N-(8-aminooctyl)-[[[(2R,3S,4R,5R)-5-(2-amino-6-oxo-1H-purin-9-yl)-3,4-dihydroxyoxolan-2-yl]methoxy-hydroxyphosphoryl]oxy-hydroxyphosphoryl]oxyphosphonamidic acid