Abstract: The present disclosure provides a method, device and terminal for data processing. The method includes: extracting text information from a user interface, obtaining an operation instruction corresponding to the text information on the basis of the text information, wherein the operation instruction is used for starting an application program or a service process; performing the operation instruction. The present disclosure effectively solves the problem that the application or the service cannot be started quickly in a circumstance in which voice recognition is limited. By detecting the text information, obtaining the operation instruction corresponding to the text information and triggering the operation instruction, the present disclosure can quickly start the application program, thereby improving the effect of user experience.

Abstract: The invention discloses a series of pyrazolopyrimidinone derivatives, which have the following chemical structure, their preparation methods and use, It has been proved by pharmacological experiment that the said pyrazolopyrimidinone derivatives have high inhibitory activity against PDE5, and parts of them have a much stronger potency against PDE5 than against PDE6. Most of the compounds show low toxicity. The pyrazolopyrimidinone derivatives can be used in clinics for the palliative or curative treatment of symptoms or diseases relating to cardiovascular system, urinary system, especially for the palliative or curative treatment of erectile dysfunction.