C11111333133313232233133313331333132313331333133313311232222221
>>
C1111133313331323223313331333133313231333133313331331123222222
<<
C11111333133313232233133313331333132313331333133313311232222223
>>
C11111333133313232233133313331333132313331333133313311232222222
>>