C11111333133313232233133313331333133313233333331333132223221231111
>>
C1111133313331323223313331333133313331323333333133313222322123111
<<
C11111333133313232233133313331333133313233333331333132223221231113
>>
C11111333133313232233133313331333133313233333331333132223221231112
>>