| abstract |
An object of the present invention is to provide a compound containing a bicyclic heterocyclic triazole nucleoside analog compound, a stereoisomer, a prodrug, a pharmaceutically acceptable salt, a double salt or a solvate having the following structural formula (I), And or its stereoisomers, tautomers, prodrugs, pharmaceutically acceptable salts, complex salts and or solvent compounds, have antitumor effects and applications. |