N-Carboxymethyl-1-(6-amino-9H-purin-9-yl)-1,3-dideoxy-3-(O-methyl-L-tyrosylamino)-β-D-ribofuranuronamide 、
BOC-DL-3-氯苯丙氨酸 生成 methyl 1-(6-benzoylamino-9H-purin-9-yl)-1,3-dideoxy-3-(O-methyl-L-tyrosylamino)-β-D-ribofuranuronate 、 methyl 1-(6-amino-9H-purin-9-yl)-1,3-dideoxy-3-[N-tert-butoxycarbonyl-β-(3-chlorophenyl)-D,L-alanylamino]-β-D-ribofuranuronate