C21221212121323223313131323132322331323132322112211232313231131
>>
C2122121212132322331313132313232233132313232211221123231323113
<<
C21221212121323223313131323132322331323132322112211232313231133
>>
C21221212121323223313131323132322331323132322112211232313231132
>>