C11111333133313232233133313331333133313221333133313232212122111
>>
C1111133313331323223313331333133313331322133313331323221212211
<<
C11111333133313232233133313331333133313221333133313232212122113
>>
C11111333133313232233133313331333133313221333133313232212122112
>>