133635-71-9 (2S-TRANS) 133697-50-4 2',3'-Dideoxycytidine deriv. 5-Benzyloxymethyl-1-(2',3'-dideoxy-5-O-(4-methylbenzoyl)cytidine AIDS-002868 AIDS002868 Cytidine, 2',3'-dideoxy-5-[(phenylmethoxy)methyl]-, 5'-(4-methylbenzoate)