In the present specification discloses a salt or prodrug thereof, may be its pharmaceutically acceptable composition comprising a compound having the following structure: [Formula 1] In addition, the method of treatment that is related to the compounds, compositions, and pharmaceuticals are also disclosed.本明細書において、下記の構造を有する化合物、またはその製薬上許容し得る塩、またはそのプロドラッグを開示する:【化1】また、該化合物に関連する治療方法、組成物および医薬品も開示する。