C212212121213232233131313231323223313231323221122112323132333131
>>
C21221212121323223313131323132322331323132322112211232313233313
<<
C212212121213232233131313231323223313231323221122112323132333133
>>
C212212121213232233131313231323223313231323221122112323132333132
>>