C1111121111331311211331333133313231333132211312111133132313222322333131   >>    C111112111133131121133133313331323133313221131211113313231322232233313   <<    C1111121111331311211331333133313231333132211312111133132313222322333133   >>      C1111121111331311211331333133313231333132211312111133132313222322333132   >>