C312111333131323132313233313131323132313132322331323331313231323221211
>>
C31211133313132313231323331313132313231313232233132333131323132322121
<<
C312111333131323132313233313131323132313132322331323331313231323221213
>>
C312111333131323132313233313131323132313132322331323331313231323221212
>>