C222123232321333131133133313331323133313231322132313121212331322332221   >>    C22212323232133313113313331333132313331323132213231312121233132233222   <<    C222123232321333131133133313331323133313231322132313121212331322332223   >>      C222123232321333131133133313331323133313231322132313121212331322332222   >>