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(2013/09/12)N-isobutyroyl-2’,3’-di-O-(carbobenzyloxy)guanosine
N-isobutyroyl-5'-O-(4-dimethoxytrityl)-2',3'-di-O-(carbobenzyloxy)guanosine
9-(5-O-dimethoxytrityl-β-D-ribofuranosyl)-2-N-isobutyrylguanine
benzyl chloroformate
N-isobutyroyl-5’-octanoyl-2’,3’-di-O-(carbobenzyloxy)guanosine
N-isobutyroyl-5’-(diethyleneglycol monoethyl ether)-2’,3’-di-O-(carbobenzyloxy)guanosine
N-isobutyroyl-5’-N-Boc-L-Lys(OMe)-2’,3’-di-O-(carbobenzyloxy)guanosine
N-isobutyroyl-5’-L-Phe(OMe)-2’,3’-di-O-(carbobenzyloxy)guanosine
N-isobutyroyl-5’-L-Ser(Ot-Bu) methyl ester-2’,3’-di-O-(carbobenzyloxy)guanosine