N-[3-(2-Deoxy-5-O-phosphono-β-D-erythro-pentofuranosyl)-2,5-dioxo-4-imidazolidinyl]guanidine

N-[3-(2-Deoxy-5-O-phosphono-β-D-erythro-pentofuranosyl)-2,5-dioxo-4-imidazolidinylidene]guanidine

Guanosine, 7-methyl-5′-thio-, 5′-(dihydrogen phosphate), P-anhydride with P,P′-methylenebis[phosphonic acid] (1:1), P′→5′-ester with guanosine

Guanosine, 7-methyl-5′-thio-, 5′→P-ester with thiodiphosphoric acid ([(HO)(HS)P(O)]2O), inner salt

Guanosine, 7-methyl-5′-thio-, 5′-(trihydrogen diphosphate), inner salt

Guanosine, 5′-thio-, 5′-(trihydrogen diphosphate)

Guanosine, 7-methyl-5′-thio-, 5′-(hydrogen P-1H-imidazol-1-ylphosphonate), inner salt

Guanosine, 5′-thio-, 5′-(hydrogen P-1H-imidazol-1-ylphosphonate)

Guanosine, 7-methyl-5′-thio-, 5′-(dihydrogen phosphate), inner salt

Guanosine, 5′-deoxy-5′-iodo-7-methyl-2′-O-methyl-, inner salt

Guanosine, 5′-deoxy-5′-iodo-7-methyl-, inner salt

Guanosine, 5′-deoxy-5′-iodo-2′-O-methyl-