74.85
[1]. Christos Kiritsis, et al. Synthesis and biological evaluation of -C-ethynyl and -C-(1,4-disubstituted-1,,-triazolo) double-headed pyranonucleosides. Med Chem. 01 May;8():0-9.
[]. Daisuke Kaga, et al. Nucleosides and nucleotides. . Synthesis of -C-methyl-4 -thiocytidine: unexpected anomerization of the -keto-4 -thionucleoside precursor. Nucleosides Nucleotides Nucleic Acids. 005;4(10-1):1789-800.
H0+H-H15-H19-H5
P61-P64-P70-P71-P80-P0+P5-P04+P40-P0-P6+P64-P405-P501
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