L-Serine, O-methyl-N-(1-oxo-4-penten-1-yl)-, 3′-ester with 5′-O-phosphonocytidylyl-(3′→5′)-adenosine

L-Homoserine, O-ethyl-N-methyl-N-(1-oxo-4-penten-1-yl)-, 3′-ester with 5′-O-phosphonocytidylyl-(3′→5′)-adenosine

L-Homoserine, O-ethyl-N-(1-oxo-4-penten-1-yl)-, 3′-ester with 5′-O-phosphonocytidylyl-(3′→5′)-adenosine

L-Serine, N-methyl-O-(3-methylbutyl)-N-(1-oxo-4-penten-1-yl)-, 3′-ester with 5′-O-phosphonocytidylyl-(3′→5′)-adenosine

L-Serine, O-(3-methylbutyl)-N-(1-oxo-4-penten-1-yl)-, 3′-ester with 5′-O-phosphonocytidylyl-(3′→5′)-adenosine

L-Serine, N-methyl-N-(1-oxo-4-penten-1-yl)-O-propyl-, 3′-ester with 5′-O-phosphonocytidylyl-(3′→5′)-adenosine

L-Serine, N-(1-oxo-4-penten-1-yl)-O-propyl-, 3′-ester with 5′-O-phosphonocytidylyl-(3′→5′)-adenosine

L-Serine, N-methyl-N-(1-oxo-4-penten-1-yl)-, 3′-ester with 5′-O-phosphonocytidylyl-(3′→5′)-adenosine

Adenosine, 5′-O-phosphono-2′-O-(tetrahydro-2-furanyl)cytidylyl-(3′→5′)-, 3′-[(αS)-α-[(1-oxo-4-penten-1-yl)amino]benzeneacetate]

Adenosine, 5′-O-phosphonocytidylyl-(3′→5′)-, 3′-[(αS)-α-[(1-oxo-4-penten-1-yl)amino]benzeneacetate]

Uridine, 2′-deoxy-4-O-methyl-5′-S-phenyl-3′-O-(phenylmethyl)-5′-thio-

Thymidine, 3′-amino-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-3′-deoxythymidylyl-(3′→5′)-, 3′-acetate

Thymidine, 3′-deoxy-3′-[(fluoromercaptophosphinyl)amino]-

Thymidine, 3′-deoxy-3′-[(fluorohydroxyphosphinyl)amino]-

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-3′-deoxy-3′-[(2-sulfido-3-oxa-1-thia-2-phosphaspiro[4.5]dec-2-yl)amino]-

Thymidine, 3′-amino-3′-deoxy-P,P-dithiothymidylyl-(3′→5′)-

Thymidine, 3′-amino-2′,3′-dideoxyguanylyl-(3′→5′)-

Thymidine, 3′-amino-2′,3′-dideoxycytidylyl-(3′→5′)-

Thymidine, 3′-amino-2′,3′-dideoxyadenylyl-(3′→5′)-

Guanosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′,3′-dideoxy-N-(2-methyl-1-oxopropyl)-3′-[(2-oxido-3-oxa-1-thia-2-phosphaspiro[4.5]dec-2-yl)amino]-