1,N2-Ethenodeoxyquanosine

1,N(2)-ethenodeoxyguanosine

N,1-Etheno-2'-deoxyguanosine

3,5-Dihydro-3-(2-deoxy-β-D-ribofuranosyl)-9H-imidazo[1,2-a]purin-9-one

3-(2-Deoxy-β-D-erythro-pentofuranosyl)-3H-imidazo[1,2-a]purin-9(5H)-one

1-(9-Oxo-5,9-dihydro-3H-imidazo[1,2-a]purine 3-yl)-1,2-dideoxy-β-D-ribofuranose