C11111333133313232233133313331333131133132233133313331311222111
>>
C1111133313331323223313331333133313113313223313331333131122211
<<
C11111333133313232233133313331333131133132233133313331311222113
>>
C11111333133313232233133313331333131133132233133313331311222112
>>