C111112111133131121133133313331333133313331312111133132233131112131   >>    C11111211113313112113313331333133313331333131211113313223313111213   <<    C111112111133131121133133313331333133313331312111133132233131112133   >>      C111112111133131121133133313331333133313331312111133132233131112132   >>