Table 1.
*Rx: substituting group, in case of “-“ R = H; AdeBz: N6-Benzoyladenine-9-yl; Guai-But: N2-Isobutyrylguanine-9-yl; CytBz: N4-Benzoylcytosine-1-yl; 5-F-Ura: 5-Fluorouracil-1-yl; 5-I-Ura: 5-Iodouracil-1-yl.
*Rx: substituting group, in case of “-“ R = H; AdeBz: N6-Benzoyladenine-9-yl; Guai-But: N2-Isobutyrylguanine-9-yl; CytBz: N4-Benzoylcytosine-1-yl; 5-F-Ura: 5-Fluorouracil-1-yl; 5-I-Ura: 5-Iodouracil-1-yl.