C1111133313331323223313331333133313331333232233133112323221311211311
>>
C111113331333132322331333133313331333133323223313311232322131121131
<<
C1111133313331323223313331333133313331333232233133112323221311211313
>>
C1111133313331323223313331333133313331333232233133112323221311211312
>>