C222123232321333131133133313331333132313331121232213222113312121   >>    C22212323232133313113313331333133313231333112123221322211331212   <<    C222123232321333131133133313331333132313331121232213222113312123   >>      C222123232321333131133133313331333132313331121232213222113312122   >>