C222123232321333131133133313331333132313231322221233321111131221   >>    C22212323232133313113313331333133313231323132222123332111113122   <<    C222123232321333131133133313331333132313231322221233321111131223   >>      C222123232321333131133133313331333132313231322221233321111131222   >>