abstract |
The present invention relates to a heterocyclic compound represented by the following Chemical Formula 1 which can be used for preventing or treating diseases caused by abnormality of PRS (prolyl-tRNA synthetase) activity or a pharmaceutically acceptable salt thereof A method of a heterocyclic compound and a pharmaceutical composition containing the heterocyclic compound.n n n n n n n n In Chemical Formula 1, n, L, X 1 , X 2 and A are as defined in the specification. |