C111113331333132322331333133313331311331322331333132233132211111
>>
C11111333133313232233133313331333131133132233133313223313221111
<<
C111113331333132322331333133313331311331322331333132233132211113
>>
C111113331333132322331333133313331311331322331333132233132211112
>>