C11111333133313232233133313331333133112111112113313231333133313232223221
>>
C1111133313331323223313331333133313311211111211331323133313331323222322
<<
C11111333133313232233133313331333133112111112113313231333133313232223223
>>
C11111333133313232233133313331333133112111112113313231333133313232223222
>>