C312111333131323132313233313131323132313132322331323331323121111
>>
C31211133313132313231323331313132313231313232233132333132312111
<<
C312111333131323132313233313131323132313132322331323331323121113
>>
C312111333131323132313233313131323132313132322331323331323121112
>>