The present invention relates to novel compounds, their pharmaceutically acceptable salts, and their isomers, steroisomers, conformers, tautomers, polymorphs, hydrates and solvates. The present invention also encompasses pharmaceutically acceptable compositions of said compounds and process for preparing novel compounds. The invention further relates to the use of the above-mentioned compounds for the preparation of medicament for use as pharmaceuticals.本發明關於一種新穎化合物、其醫藥可接受鹽類及其異構物、立體異構物、構像異構物、互變異構物、多晶型物、水合物及溶劑化物。本發明亦包含該化合物的醫藥可接受組成物及新穎化合物製備方法。本發明進一步關於使用上述化合物製備用作藥劑的藥物。