C31232233133313221211113313331333131211113313231313331311211131
>>
C3123223313331322121111331333133313121111331323131333131121113
<<
C31232233133313221211113313331333131211113313231313331311211133
>>
C31232233133313221211113313331333131211113313231313331311211132
>>