Uridine, 5′-deoxy-5′-[[(methylamino)carbonyl]amino]-, 2′,3′-bis(methylcarbamate)

Uridine, 5′-deoxy-5′-[[(methylamino)carbonyl]amino]-, 3′-(methylcarbamate)

Adenosine, 5′-deoxy-5′-[[(methylamino)carbonyl]amino]-

2,4(1H,3H)-Pyrimidinedione, 1-[(3aR,4S,6R,6aR)-hexahydro-4-(hydroxymethyl)-2-oxofuro[3,4-d]oxazol-6-yl]-

Uridine, 3′-deoxy-3′-[[(methylnitrosoamino)carbonyl]amino]-

Cytidine, 3′-deoxy-3′-[[(methylnitrosoamino)carbonyl]amino]-

Furo[3,4-d]oxazol-2(3H)-one, 6-(6-amino-2-chloro-9H-purin-9-yl)tetrahydro-4-(hydroxymethyl)-, (3aR,4S,6R,6aR)-

Adenosine, 2-chloro-3′-deoxy-3′-[[(methylnitrosoamino)carbonyl]amino]-

Furo[3,4-d]oxazol-2(3H)-one, 6-(6-amino-9H-purin-9-yl)tetrahydro-4-(hydroxymethyl)-, (3aR,4S,6R,6aR)-

Adenosine, 3′-deoxy-3′-[[(methylnitrosoamino)carbonyl]amino]-

Cytidine, 3′-deoxy-3′-[[(methylamino)carbonyl]amino]-

Adenosine, 2-chloro-3′-deoxy-3′-[[(methylamino)carbonyl]amino]-

Adenosine, 3′-deoxy-3′-[[(methylamino)carbonyl]amino]-

Uridine, 3′-[[(acetylmethylamino)carbonyl]amino]-3′-deoxy-4-O-methyl-, 2′,5′-diacetate

2,6-Dichloro-9-[2,5-di-O-acetyl-3-[[(acetylmethylamino)carbonyl]amino]-3-deoxy-β-D-ribofuranosyl]-9H-purine

6-Chloro-9-[2,5-di-O-acetyl-3-[[(acetylmethylamino)carbonyl]amino]-3-deoxy-β-D-ribofuranosyl]-9H-purine

Adenosine, N-acetyl-N-methyl-, 2′,3′,5′-triacetate

N,N-Bis(phenylmethyl)adenosine

1-[9-(2,3,5-Tri-O-benzoyl-β-D-ribofuranosyl)-9H-purin-6-yl]-2-piperidinone

Adenosine, N-benzoyl-N-(phenylmethyl)-, 2′,3′,5′-tribenzoate