C11111333133313232233133313331333133313331322133313331323232131
>>
C1111133313331323223313331333133313331333132213331333132323213
<<
C11111333133313232233133313331333133313331322133313331323232133
>>
C11111333133313232233133313331333133313331322133313331323232132
>>