C11111333133313232233133313331333133313231333133313331121133132223323131   >>    C1111133313331323223313331333133313331323133313331333112113313222332313   <<    C11111333133313232233133313331333133313231333133313331121133132223323133   >>      C11111333133313232233133313331333133313231333133313331121133132223323132   >>