C221212321333132313223313223313132313132313231323132313332113231   >>    C22121232133313231322331322331313231313231323132313231333211323   <<    C221212321333132313223313223313132313132313231323132313332113233   >>      C221212321333132313223313223313132313132313231323132313332113232   >>