###            
          ###.###          
         ##.....##         
         #.......#         
         #.......#         
         #.......#         
         ##.....##         
          ###.###          
            #'#            
  #####   ###.###   #####  
 ##...## ##.....## ##...## 
 #.....# #.......# #.....# 
##.....###...∩...###.....##
#......ZZ.5.∩∩∩...'.......#
##.....###...∩...###.....##
 #.....# #.......# #.....# 
 ##...## ##.....## ##...## 
  #####   ###.###   #####  
            #'#            
          ###.###          
         ##.....##         
         #.......#         
         #.......#         
         #.......#         
         ##.....##         
          ###.###          
            ###