C221212321333132313223313223313132313132313231323131133132233321   >>    C22121232133313231322331322331313231313231323132313113313223332   <<    C221212321333132313223313223313132313132313231323131133132233323   >>      C221212321333132313223313223313132313132313231323131133132233322   >>