134934-62-6 3'(2BuNH)5',N6(4MeOTrityl)dA 3'-(2-Butylamino)-5',N6-bis(4-methoxytrityl)-3'-deoxyadenosine 9H-Purin-6-amine, 9-[3-deoxy-5-O-[(4-methoxyphenyl)diphenylmethyl]-3-[(1-methylpropyl)amino]-.beta.-D-arabinofuranosyl]-N-[(4-methoxyphenyl)diphenylmethyl]- AIDS-002343 AIDS002343