| 摘要 |
The present invention relates to novel compounds of general formula (I), their regioisomers, tautomeric forms, novel intermediates involved in their synthesis, their pharmaceutically acceptable salts and pharmaceutical compositions containing them. The present invention also relates to a process of preparing compounds of general formula (I), their regioisomers, their tautomeric forms, their pharmaceutically acceptable salts pharmaceutical compositions containing them, and novel intermediates involved in their synthesis.
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