C221212321333132313223313223313132313132313231323131323133112323231   >>    C22121232133313231322331322331313231313231323132313132313311232323   <<    C221212321333132313223313223313132313132313231323131323133112323233   >>      C221212321333132313223313223313132313132313231323131323133112323232   >>