C222123232321333131133133313331333132313232313112112131121223131   >>    C22212323232133313113313331333133313231323231311211213112122313   <<    C222123232321333131133133313331333132313232313112112131121223133   >>      C222123232321333131133133313331333132313232313112112131121223132   >>