2’-Deoxyinosine (2’-dI)

2’-Deoxyuridine (2’-dU)

Thymidine (2’-dT)

2′-Deoxyguanosine Monohydrate (2’-dG ? H?O)

2′-Deoxycytidine (2’-dC)

2’-Deoxyadenosine Monohydrate (2’-dA ? H?O)

3-Deaza-2’-Deoxyadenosine?(3-Deaza-2’-dA)

7-Deaza-2’-deoxyguanosine?(7-Deaza-2’-dG)

7-Deaza-2’-deoxyinosine?(7-Deaza-2’-dI)

7-Deaza-2’-deoxyadenosine (7-Deaza-2’-dA)