<prompt> Nucleoside reverse transcriptase inhibiting drug, which is a guanosine analogue is:-RitonavirZidovudineAbacavirAcyclovir  <response>: NI ANALOGUE OF Zidovudine Thymidine Stavudine Thymidine Lamivudine Cytosine Emtricitabine Cytosine Zalcitabine Cytosine Tenofovir Adenosine Didanosine Adenosine Abacavir Guanosine 