2',3'-Di-O-acetyl-5'-deoxy-5-fluorocytidine

2,2'-Anhydro-5-methyluridine

2-Imino-1-[2-O-(2-methoxyethyl)-b-D-ribofuranosyl]-5-methyl-1,2-dihydro-4-pyrimidinamine

2'-O-(2-Methoxyethyl)-5-methyluridine

9-(tetrahydrofuran-2-yl)-9h-purin-6-amine

N-Acetyl-5'-O-[bis(4-methoxyphenyl)(phenyl)methyl]-2'-deoxycytidine

(3b,22a,25R)-Spirosol-5-en-3-yl 6-deoxy-a-L-mannopyranosyl-(1->2)-[6-deoxy-a-L-mannopyranosyl-(1->4)]-b-D-glucopyranoside

3',5'-di-o-p-chlorobenzoyl-2-deoxy-5-azacytosine