Disclosed are compounds, compositions and methods for treating of disorders that are affected by the antagonism of one or more androgen receptor types. Such compounds are represented by Formula (I) as follows: wherein R1 and G are defined herein.揭示用於治療受到一或多種雄性激素受體類型之拮抗影響的病症之化合物、組成物及方法。該等化合物係由以下式(I)表示:其中R1及G係如本文中所定義。