C222123232321333131133133313331323132313331323132221322211312121   >>    C22212323232133313113313331333132313231333132313222132221131212   <<    C222123232321333131133133313331323132313331323132221322211312123   >>      C222123232321333131133133313331323132313331323132221322211312122   >>