C1111133313331323223313331333133313331333232233133112111111121121
>>
C111113331333132322331333133313331333133323223313311211111112112
<<
C1111133313331323223313331333133313331333232233133112111111121123
>>
C1111133313331323223313331333133313331333232233133112111111121122
>>