C11111333133313232233133313331333131123313233313231333132313131121
>>
C1111133313331323223313331333133313112331323331323133313231313112
<<
C11111333133313232233133313331333131123313233313231333132313131123
>>
C11111333133313232233133313331333131123313233313231333132313131122
>>