C111112111133131121133133313331333133313331323133112111133132313231322331   >>    C11111211113313112113313331333133313331333132313311211113313231323132233   <<    C111112111133131121133133313331333133313331323133112111133132313231322333   >>      C111112111133131121133133313331333133313331323133112111133132313231322332   >>