The molecule is a polynucleotide comprised of 2'-deoxyguanosine units connected via 3'->5' phosphodiester linkages. It contains a 2'-deoxyguanosine 5'-monophosphate residue, a dGMP 5'-end residue and a dGMP 3'-end residue.
[(2R,3S,5R)-5-(2-amino-6-oxo-1H-purin-9-yl)-3-[[(2R,3S,5R)-5-(2-amino-6-oxo-1H-purin-9-yl)-3-hydroxyoxolan-2-yl]methoxy-hydroxyphosphoryl]oxyoxolan-2-yl]methyl [(2R,3S,5R)-5-(2-amino-6-oxo-1H-purin-9-yl)-2-(phosphonooxymethyl)oxolan-3-yl] hydrogen phosphate