gai3, ~{8D~}
        8       
        8       
888888  8       
     8  8    8  
     8  8888888 
     8 8    8   
 88888 88   8   
 8    8 8   8   
 8   8  8   8   
 8       8 8    
 8       8 8    
 8    88  8     
 8  88   8 8    
8888    8   8   
 8     8    888 
     88      8