C1212121231123232233131323223313233313233313223313132333132313232231111
>>
C121212123112323223313132322331323331323331322331313233313231323223111
<<
C1212121231123232233131323223313233313233313223313132333132313232231113
>>
C1212121231123232233131323223313233313233313223313132333132313232231112
>>