C11111211113313112113313331333133313133313232233133313232212311331
>>
C1111121111331311211331333133313331313331323223313331323221231133
<<
C11111211113313112113313331333133313133313232233133313232212311333
>>
C11111211113313112113313331333133313133313232233133313232212311332
>>