C111112111133131121133133313331333131131211113313331323223331331   >>    C11111211113313112113313331333133313113121111331333132322333133   <<    C111112111133131121133133313331333131131211113313331323223331333   >>      C111112111133131121133133313331333131131211113313331323223331332   >>