grep patterns for macids

gistfile1.rb

file = File.read('list.txt')
file.scan(/\s[\S]{9}\s/)
array = file.scan(/\s[\S]{9}\s/)
array.each do |wtf|
# I cannot believe I did this....
# and it worked.
wtf.chop!.reverse!.chop!.reverse!
end
File.open('isolated.txt', 'a') do |write|
write.puts array
end