C11111333133313232233133313331333133313331311331333133313223332211
>>
C1111133313331323223313331333133313331333131133133313331322333221
<<
C11111333133313232233133313331333133313331311331333133313223332213
>>
C11111333133313232233133313331333133313331311331333133313223332212
>>