C11112331312111112111133133313331333133313123313331331121112131   >>    C1111233131211111211113313331333133313331312331333133112111213   <<    C11112331312111112111133133313331333133313123313331331121112133   >>      C11112331312111112111133133313331333133313123313331331121112132   >>