| abstract |
The present invention relates to a cyclic carbonate nucleoside compound represented by formula (I), a pharmaceutically acceptable salt, crystalline hydrate, solvate or tautomer thereof, and also discloses a compound comprising the compound The pharmaceutical composition and its application. The compounds and pharmaceutical compositions can be used for the treatment or prevention of viral infections, such as coronavirus, influenza virus, respiratory syncytial virus, flaviviridae, filoviridae, novel coronavirus and/or feline coronavirus, etc. Treatment or prevention of viral infections. (I). |