C212212121213232233131313231323223313233313231211331323132312323221
>>
C21221212121323223313131323132322331323331323121133132313231232322
<<
C212212121213232233131313231323223313233313231211331323132312323223
>>
C212212121213232233131313231323223313233313231211331323132312323222
>>