6-O-(tert-Butyldiphenylsilyl)-3',5'-O-(tetraisopropyldisiloxane-1,3-diyl)guanosine

6-氯鸟嘌呤核苷

2'-O-methyl-5'-O-(monomethoxytrityl)-N2-[2-(4-nitrophenyl)ethoxycarbonyl]-O6-[2-(4-nitrophenyl)ethyl]guanosine

2-Amino-9-((2R,3R,3aS,9aR)-3-hydroxy-5,5,7,7-tetraisopropyl-hexahydro-1,4,8-trioxa-5,7-disila-cyclopentacycloocten-2-yl)-1,9-dihydro-purin-6-one

2,6-二氨基嘌呤核苷