<Circles xmlns="http://schemas.openxmlformats.org/Circles/v1" xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006">
  
    
    
      <Circle xmlns:m="http://schemas.openxmlformats.org/metallicfinishes/v1" Fill="Gold" Center="100,100" Radius="50"/>
    
  
</Circles>